--- a/pallets/nonfungible/src/stubs/UniqueNFT.sol
+++ b/pallets/nonfungible/src/stubs/UniqueNFT.sol
@@ -444,13 +444,13 @@
 }
 
 /// @dev inlined interface
-contract ERC721MintableEvents {
+contract ERC721UniqueMintableEvents {
 	event MintingFinished();
 }
 
 /// @title ERC721 minting logic.
-/// @dev the ERC-165 identifier for this interface is 0x68ccfe89
-contract ERC721Mintable is Dummy, ERC165, ERC721MintableEvents {
+/// @dev the ERC-165 identifier for this interface is 0x476ff149
+contract ERC721UniqueMintable is Dummy, ERC165, ERC721UniqueMintableEvents {
 	/// @dev EVM selector for this function is: 0x05d2035b,
 	///  or in textual repr: mintingFinished()
 	function mintingFinished() public view returns (bool) {
@@ -460,41 +460,63 @@
 	}
 
 	/// @notice Function to mint token.
-	/// @dev `tokenId` should be obtained with `nextTokenId` method,
-	///  unlike standard, you can't specify it manually
 	/// @param to The new owner
-	/// @param tokenId ID of the minted NFT
-	/// @dev EVM selector for this function is: 0x40c10f19,
-	///  or in textual repr: mint(address,uint256)
-	function mint(address to, uint256 tokenId) public returns (bool) {
+	/// @return uint256 The id of the newly minted token
+	/// @dev EVM selector for this function is: 0x6a627842,
+	///  or in textual repr: mint(address)
+	function mint(address to) public returns (uint256) {
 		require(false, stub_error);
 		to;
-		tokenId;
 		dummy = 0;
-		return false;
+		return 0;
 	}
 
+	// /// @notice Function to mint token.
+	// /// @dev `tokenId` should be obtained with `nextTokenId` method,
+	// ///  unlike standard, you can't specify it manually
+	// /// @param to The new owner
+	// /// @param tokenId ID of the minted NFT
+	// /// @dev EVM selector for this function is: 0x40c10f19,
+	// ///  or in textual repr: mint(address,uint256)
+	// function mint(address to, uint256 tokenId) public returns (bool) {
+	// 	require(false, stub_error);
+	// 	to;
+	// 	tokenId;
+	// 	dummy = 0;
+	// 	return false;
+	// }
+
 	/// @notice Function to mint token with the given tokenUri.
-	/// @dev `tokenId` should be obtained with `nextTokenId` method,
-	///  unlike standard, you can't specify it manually
 	/// @param to The new owner
-	/// @param tokenId ID of the minted NFT
 	/// @param tokenUri Token URI that would be stored in the NFT properties
-	/// @dev EVM selector for this function is: 0x50bb4e7f,
-	///  or in textual repr: mintWithTokenURI(address,uint256,string)
-	function mintWithTokenURI(
-		address to,
-		uint256 tokenId,
-		string memory tokenUri
-	) public returns (bool) {
+	/// @return uint256 The id of the newly minted token
+	/// @dev EVM selector for this function is: 0x45c17782,
+	///  or in textual repr: mintWithTokenURI(address,string)
+	function mintWithTokenURI(address to, string memory tokenUri) public returns (uint256) {
 		require(false, stub_error);
 		to;
-		tokenId;
 		tokenUri;
 		dummy = 0;
-		return false;
+		return 0;
 	}
 
+	// /// @notice Function to mint token with the given tokenUri.
+	// /// @dev `tokenId` should be obtained with `nextTokenId` method,
+	// ///  unlike standard, you can't specify it manually
+	// /// @param to The new owner
+	// /// @param tokenId ID of the minted NFT
+	// /// @param tokenUri Token URI that would be stored in the NFT properties
+	// /// @dev EVM selector for this function is: 0x50bb4e7f,
+	// ///  or in textual repr: mintWithTokenURI(address,uint256,string)
+	// function mintWithTokenURI(address to, uint256 tokenId, string memory tokenUri) public returns (bool) {
+	// 	require(false, stub_error);
+	// 	to;
+	// 	tokenId;
+	// 	tokenUri;
+	// 	dummy = 0;
+	// 	return false;
+	// }
+
 	/// @dev Not implemented
 	/// @dev EVM selector for this function is: 0x7d64bcb4,
 	///  or in textual repr: finishMinting()
@@ -563,36 +585,36 @@
 		dummy;
 		return 0;
 	}
+	// /// @notice Function to mint multiple tokens.
+	// /// @dev `tokenIds` should be an array of consecutive numbers and first number
+	// ///  should be obtained with `nextTokenId` method
+	// /// @param to The new owner
+	// /// @param tokenIds IDs of the minted NFTs
+	// /// @dev EVM selector for this function is: 0x44a9945e,
+	// ///  or in textual repr: mintBulk(address,uint256[])
+	// function mintBulk(address to, uint256[] memory tokenIds) public returns (bool) {
+	// 	require(false, stub_error);
+	// 	to;
+	// 	tokenIds;
+	// 	dummy = 0;
+	// 	return false;
+	// }
 
-	/// @notice Function to mint multiple tokens.
-	/// @dev `tokenIds` should be an array of consecutive numbers and first number
-	///  should be obtained with `nextTokenId` method
-	/// @param to The new owner
-	/// @param tokenIds IDs of the minted NFTs
-	/// @dev EVM selector for this function is: 0x44a9945e,
-	///  or in textual repr: mintBulk(address,uint256[])
-	function mintBulk(address to, uint256[] memory tokenIds) public returns (bool) {
-		require(false, stub_error);
-		to;
-		tokenIds;
-		dummy = 0;
-		return false;
-	}
+	// /// @notice Function to mint multiple tokens with the given tokenUris.
+	// /// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
+	// ///  numbers and first number should be obtained with `nextTokenId` method
+	// /// @param to The new owner
+	// /// @param tokens array of pairs of token ID and token URI for minted tokens
+	// /// @dev EVM selector for this function is: 0x36543006,
+	// ///  or in textual repr: mintBulkWithTokenURI(address,(uint256,string)[])
+	// function mintBulkWithTokenURI(address to, Tuple6[] memory tokens) public returns (bool) {
+	// 	require(false, stub_error);
+	// 	to;
+	// 	tokens;
+	// 	dummy = 0;
+	// 	return false;
+	// }
 
-	/// @notice Function to mint multiple tokens with the given tokenUris.
-	/// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
-	///  numbers and first number should be obtained with `nextTokenId` method
-	/// @param to The new owner
-	/// @param tokens array of pairs of token ID and token URI for minted tokens
-	/// @dev EVM selector for this function is: 0x36543006,
-	///  or in textual repr: mintBulkWithTokenURI(address,(uint256,string)[])
-	function mintBulkWithTokenURI(address to, Tuple6[] memory tokens) public returns (bool) {
-		require(false, stub_error);
-		to;
-		tokens;
-		dummy = 0;
-		return false;
-	}
 }
 
 /// @dev anonymous struct
@@ -788,7 +810,7 @@
 	ERC721,
 	ERC721Enumerable,
 	ERC721UniqueExtensions,
-	ERC721Mintable,
+	ERC721UniqueMintable,
 	ERC721Burnable,
 	ERC721Metadata,
 	Collection,
--- a/pallets/refungible/src/stubs/UniqueRefungible.sol
+++ b/pallets/refungible/src/stubs/UniqueRefungible.sol
@@ -442,13 +442,13 @@
 }
 
 /// @dev inlined interface
-contract ERC721MintableEvents {
+contract ERC721UniqueMintableEvents {
 	event MintingFinished();
 }
 
 /// @title ERC721 minting logic.
-/// @dev the ERC-165 identifier for this interface is 0x68ccfe89
-contract ERC721Mintable is Dummy, ERC165, ERC721MintableEvents {
+/// @dev the ERC-165 identifier for this interface is 0x476ff149
+contract ERC721UniqueMintable is Dummy, ERC165, ERC721UniqueMintableEvents {
 	/// @dev EVM selector for this function is: 0x05d2035b,
 	///  or in textual repr: mintingFinished()
 	function mintingFinished() public view returns (bool) {
@@ -458,41 +458,63 @@
 	}
 
 	/// @notice Function to mint token.
-	/// @dev `tokenId` should be obtained with `nextTokenId` method,
-	///  unlike standard, you can't specify it manually
 	/// @param to The new owner
-	/// @param tokenId ID of the minted RFT
-	/// @dev EVM selector for this function is: 0x40c10f19,
-	///  or in textual repr: mint(address,uint256)
-	function mint(address to, uint256 tokenId) public returns (bool) {
+	/// @return uint256 The id of the newly minted token
+	/// @dev EVM selector for this function is: 0x6a627842,
+	///  or in textual repr: mint(address)
+	function mint(address to) public returns (uint256) {
 		require(false, stub_error);
 		to;
-		tokenId;
 		dummy = 0;
-		return false;
+		return 0;
 	}
 
+	// /// @notice Function to mint token.
+	// /// @dev `tokenId` should be obtained with `nextTokenId` method,
+	// ///  unlike standard, you can't specify it manually
+	// /// @param to The new owner
+	// /// @param tokenId ID of the minted RFT
+	// /// @dev EVM selector for this function is: 0x40c10f19,
+	// ///  or in textual repr: mint(address,uint256)
+	// function mint(address to, uint256 tokenId) public returns (bool) {
+	// 	require(false, stub_error);
+	// 	to;
+	// 	tokenId;
+	// 	dummy = 0;
+	// 	return false;
+	// }
+
 	/// @notice Function to mint token with the given tokenUri.
-	/// @dev `tokenId` should be obtained with `nextTokenId` method,
-	///  unlike standard, you can't specify it manually
 	/// @param to The new owner
-	/// @param tokenId ID of the minted RFT
-	/// @param tokenUri Token URI that would be stored in the RFT properties
-	/// @dev EVM selector for this function is: 0x50bb4e7f,
-	///  or in textual repr: mintWithTokenURI(address,uint256,string)
-	function mintWithTokenURI(
-		address to,
-		uint256 tokenId,
-		string memory tokenUri
-	) public returns (bool) {
+	/// @param tokenUri Token URI that would be stored in the NFT properties
+	/// @return uint256 The id of the newly minted token
+	/// @dev EVM selector for this function is: 0x45c17782,
+	///  or in textual repr: mintWithTokenURI(address,string)
+	function mintWithTokenURI(address to, string memory tokenUri) public returns (uint256) {
 		require(false, stub_error);
 		to;
-		tokenId;
 		tokenUri;
 		dummy = 0;
-		return false;
+		return 0;
 	}
 
+	// /// @notice Function to mint token with the given tokenUri.
+	// /// @dev `tokenId` should be obtained with `nextTokenId` method,
+	// ///  unlike standard, you can't specify it manually
+	// /// @param to The new owner
+	// /// @param tokenId ID of the minted RFT
+	// /// @param tokenUri Token URI that would be stored in the RFT properties
+	// /// @dev EVM selector for this function is: 0x50bb4e7f,
+	// ///  or in textual repr: mintWithTokenURI(address,uint256,string)
+	// function mintWithTokenURI(address to, uint256 tokenId, string memory tokenUri) public returns (bool) {
+	// 	require(false, stub_error);
+	// 	to;
+	// 	tokenId;
+	// 	tokenUri;
+	// 	dummy = 0;
+	// 	return false;
+	// }
+
 	/// @dev Not implemented
 	/// @dev EVM selector for this function is: 0x7d64bcb4,
 	///  or in textual repr: finishMinting()
@@ -564,35 +586,35 @@
 		return 0;
 	}
 
-	/// @notice Function to mint multiple tokens.
-	/// @dev `tokenIds` should be an array of consecutive numbers and first number
-	///  should be obtained with `nextTokenId` method
-	/// @param to The new owner
-	/// @param tokenIds IDs of the minted RFTs
-	/// @dev EVM selector for this function is: 0x44a9945e,
-	///  or in textual repr: mintBulk(address,uint256[])
-	function mintBulk(address to, uint256[] memory tokenIds) public returns (bool) {
-		require(false, stub_error);
-		to;
-		tokenIds;
-		dummy = 0;
-		return false;
-	}
+	// /// @notice Function to mint multiple tokens.
+	// /// @dev `tokenIds` should be an array of consecutive numbers and first number
+	// ///  should be obtained with `nextTokenId` method
+	// /// @param to The new owner
+	// /// @param tokenIds IDs of the minted RFTs
+	// /// @dev EVM selector for this function is: 0x44a9945e,
+	// ///  or in textual repr: mintBulk(address,uint256[])
+	// function mintBulk(address to, uint256[] memory tokenIds) public returns (bool) {
+	// 	require(false, stub_error);
+	// 	to;
+	// 	tokenIds;
+	// 	dummy = 0;
+	// 	return false;
+	// }
 
-	/// @notice Function to mint multiple tokens with the given tokenUris.
-	/// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
-	///  numbers and first number should be obtained with `nextTokenId` method
-	/// @param to The new owner
-	/// @param tokens array of pairs of token ID and token URI for minted tokens
-	/// @dev EVM selector for this function is: 0x36543006,
-	///  or in textual repr: mintBulkWithTokenURI(address,(uint256,string)[])
-	function mintBulkWithTokenURI(address to, Tuple6[] memory tokens) public returns (bool) {
-		require(false, stub_error);
-		to;
-		tokens;
-		dummy = 0;
-		return false;
-	}
+	// /// @notice Function to mint multiple tokens with the given tokenUris.
+	// /// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
+	// ///  numbers and first number should be obtained with `nextTokenId` method
+	// /// @param to The new owner
+	// /// @param tokens array of pairs of token ID and token URI for minted tokens
+	// /// @dev EVM selector for this function is: 0x36543006,
+	// ///  or in textual repr: mintBulkWithTokenURI(address,(uint256,string)[])
+	// function mintBulkWithTokenURI(address to, Tuple6[] memory tokens) public returns (bool) {
+	// 	require(false, stub_error);
+	// 	to;
+	// 	tokens;
+	// 	dummy = 0;
+	// 	return false;
+	// }
 
 	/// Returns EVM address for refungible token
 	///
@@ -798,7 +820,7 @@
 	ERC721,
 	ERC721Enumerable,
 	ERC721UniqueExtensions,
-	ERC721Mintable,
+	ERC721UniqueMintable,
 	ERC721Burnable,
 	ERC721Metadata,
 	Collection,
--- a/tests/src/eth/api/UniqueNFT.sol
+++ b/tests/src/eth/api/UniqueNFT.sol
@@ -297,40 +297,51 @@
 }
 
 /// @dev inlined interface
-interface ERC721MintableEvents {
+interface ERC721UniqueMintableEvents {
 	event MintingFinished();
 }
 
 /// @title ERC721 minting logic.
-/// @dev the ERC-165 identifier for this interface is 0x68ccfe89
-interface ERC721Mintable is Dummy, ERC165, ERC721MintableEvents {
+/// @dev the ERC-165 identifier for this interface is 0x476ff149
+interface ERC721UniqueMintable is Dummy, ERC165, ERC721UniqueMintableEvents {
 	/// @dev EVM selector for this function is: 0x05d2035b,
 	///  or in textual repr: mintingFinished()
 	function mintingFinished() external view returns (bool);
 
 	/// @notice Function to mint token.
-	/// @dev `tokenId` should be obtained with `nextTokenId` method,
-	///  unlike standard, you can't specify it manually
 	/// @param to The new owner
-	/// @param tokenId ID of the minted NFT
-	/// @dev EVM selector for this function is: 0x40c10f19,
-	///  or in textual repr: mint(address,uint256)
-	function mint(address to, uint256 tokenId) external returns (bool);
+	/// @return uint256 The id of the newly minted token
+	/// @dev EVM selector for this function is: 0x6a627842,
+	///  or in textual repr: mint(address)
+	function mint(address to) external returns (uint256);
+
+	// /// @notice Function to mint token.
+	// /// @dev `tokenId` should be obtained with `nextTokenId` method,
+	// ///  unlike standard, you can't specify it manually
+	// /// @param to The new owner
+	// /// @param tokenId ID of the minted NFT
+	// /// @dev EVM selector for this function is: 0x40c10f19,
+	// ///  or in textual repr: mint(address,uint256)
+	// function mint(address to, uint256 tokenId) external returns (bool);
 
 	/// @notice Function to mint token with the given tokenUri.
-	/// @dev `tokenId` should be obtained with `nextTokenId` method,
-	///  unlike standard, you can't specify it manually
 	/// @param to The new owner
-	/// @param tokenId ID of the minted NFT
 	/// @param tokenUri Token URI that would be stored in the NFT properties
-	/// @dev EVM selector for this function is: 0x50bb4e7f,
-	///  or in textual repr: mintWithTokenURI(address,uint256,string)
-	function mintWithTokenURI(
-		address to,
-		uint256 tokenId,
-		string memory tokenUri
-	) external returns (bool);
+	/// @return uint256 The id of the newly minted token
+	/// @dev EVM selector for this function is: 0x45c17782,
+	///  or in textual repr: mintWithTokenURI(address,string)
+	function mintWithTokenURI(address to, string memory tokenUri) external returns (uint256);
 
+	// /// @notice Function to mint token with the given tokenUri.
+	// /// @dev `tokenId` should be obtained with `nextTokenId` method,
+	// ///  unlike standard, you can't specify it manually
+	// /// @param to The new owner
+	// /// @param tokenId ID of the minted NFT
+	// /// @param tokenUri Token URI that would be stored in the NFT properties
+	// /// @dev EVM selector for this function is: 0x50bb4e7f,
+	// ///  or in textual repr: mintWithTokenURI(address,uint256,string)
+	// function mintWithTokenURI(address to, uint256 tokenId, string memory tokenUri) external returns (bool);
+
 	/// @dev Not implemented
 	/// @dev EVM selector for this function is: 0x7d64bcb4,
 	///  or in textual repr: finishMinting()
@@ -373,24 +384,24 @@
 	/// @dev EVM selector for this function is: 0x75794a3c,
 	///  or in textual repr: nextTokenId()
 	function nextTokenId() external view returns (uint256);
+	// /// @notice Function to mint multiple tokens.
+	// /// @dev `tokenIds` should be an array of consecutive numbers and first number
+	// ///  should be obtained with `nextTokenId` method
+	// /// @param to The new owner
+	// /// @param tokenIds IDs of the minted NFTs
+	// /// @dev EVM selector for this function is: 0x44a9945e,
+	// ///  or in textual repr: mintBulk(address,uint256[])
+	// function mintBulk(address to, uint256[] memory tokenIds) external returns (bool);
 
-	/// @notice Function to mint multiple tokens.
-	/// @dev `tokenIds` should be an array of consecutive numbers and first number
-	///  should be obtained with `nextTokenId` method
-	/// @param to The new owner
-	/// @param tokenIds IDs of the minted NFTs
-	/// @dev EVM selector for this function is: 0x44a9945e,
-	///  or in textual repr: mintBulk(address,uint256[])
-	function mintBulk(address to, uint256[] memory tokenIds) external returns (bool);
+	// /// @notice Function to mint multiple tokens with the given tokenUris.
+	// /// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
+	// ///  numbers and first number should be obtained with `nextTokenId` method
+	// /// @param to The new owner
+	// /// @param tokens array of pairs of token ID and token URI for minted tokens
+	// /// @dev EVM selector for this function is: 0x36543006,
+	// ///  or in textual repr: mintBulkWithTokenURI(address,(uint256,string)[])
+	// function mintBulkWithTokenURI(address to, Tuple6[] memory tokens) external returns (bool);
 
-	/// @notice Function to mint multiple tokens with the given tokenUris.
-	/// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
-	///  numbers and first number should be obtained with `nextTokenId` method
-	/// @param to The new owner
-	/// @param tokens array of pairs of token ID and token URI for minted tokens
-	/// @dev EVM selector for this function is: 0x36543006,
-	///  or in textual repr: mintBulkWithTokenURI(address,(uint256,string)[])
-	function mintBulkWithTokenURI(address to, Tuple6[] memory tokens) external returns (bool);
 }
 
 /// @dev anonymous struct
@@ -521,7 +532,7 @@
 	ERC721,
 	ERC721Enumerable,
 	ERC721UniqueExtensions,
-	ERC721Mintable,
+	ERC721UniqueMintable,
 	ERC721Burnable,
 	ERC721Metadata,
 	Collection,
--- a/tests/src/eth/api/UniqueRefungible.sol
+++ b/tests/src/eth/api/UniqueRefungible.sol
@@ -295,40 +295,51 @@
 }
 
 /// @dev inlined interface
-interface ERC721MintableEvents {
+interface ERC721UniqueMintableEvents {
 	event MintingFinished();
 }
 
 /// @title ERC721 minting logic.
-/// @dev the ERC-165 identifier for this interface is 0x68ccfe89
-interface ERC721Mintable is Dummy, ERC165, ERC721MintableEvents {
+/// @dev the ERC-165 identifier for this interface is 0x476ff149
+interface ERC721UniqueMintable is Dummy, ERC165, ERC721UniqueMintableEvents {
 	/// @dev EVM selector for this function is: 0x05d2035b,
 	///  or in textual repr: mintingFinished()
 	function mintingFinished() external view returns (bool);
 
 	/// @notice Function to mint token.
-	/// @dev `tokenId` should be obtained with `nextTokenId` method,
-	///  unlike standard, you can't specify it manually
 	/// @param to The new owner
-	/// @param tokenId ID of the minted RFT
-	/// @dev EVM selector for this function is: 0x40c10f19,
-	///  or in textual repr: mint(address,uint256)
-	function mint(address to, uint256 tokenId) external returns (bool);
+	/// @return uint256 The id of the newly minted token
+	/// @dev EVM selector for this function is: 0x6a627842,
+	///  or in textual repr: mint(address)
+	function mint(address to) external returns (uint256);
 
+	// /// @notice Function to mint token.
+	// /// @dev `tokenId` should be obtained with `nextTokenId` method,
+	// ///  unlike standard, you can't specify it manually
+	// /// @param to The new owner
+	// /// @param tokenId ID of the minted RFT
+	// /// @dev EVM selector for this function is: 0x40c10f19,
+	// ///  or in textual repr: mint(address,uint256)
+	// function mint(address to, uint256 tokenId) external returns (bool);
+
 	/// @notice Function to mint token with the given tokenUri.
-	/// @dev `tokenId` should be obtained with `nextTokenId` method,
-	///  unlike standard, you can't specify it manually
 	/// @param to The new owner
-	/// @param tokenId ID of the minted RFT
-	/// @param tokenUri Token URI that would be stored in the RFT properties
-	/// @dev EVM selector for this function is: 0x50bb4e7f,
-	///  or in textual repr: mintWithTokenURI(address,uint256,string)
-	function mintWithTokenURI(
-		address to,
-		uint256 tokenId,
-		string memory tokenUri
-	) external returns (bool);
+	/// @param tokenUri Token URI that would be stored in the NFT properties
+	/// @return uint256 The id of the newly minted token
+	/// @dev EVM selector for this function is: 0x45c17782,
+	///  or in textual repr: mintWithTokenURI(address,string)
+	function mintWithTokenURI(address to, string memory tokenUri) external returns (uint256);
 
+	// /// @notice Function to mint token with the given tokenUri.
+	// /// @dev `tokenId` should be obtained with `nextTokenId` method,
+	// ///  unlike standard, you can't specify it manually
+	// /// @param to The new owner
+	// /// @param tokenId ID of the minted RFT
+	// /// @param tokenUri Token URI that would be stored in the RFT properties
+	// /// @dev EVM selector for this function is: 0x50bb4e7f,
+	// ///  or in textual repr: mintWithTokenURI(address,uint256,string)
+	// function mintWithTokenURI(address to, uint256 tokenId, string memory tokenUri) external returns (bool);
+
 	/// @dev Not implemented
 	/// @dev EVM selector for this function is: 0x7d64bcb4,
 	///  or in textual repr: finishMinting()
@@ -374,23 +385,23 @@
 	///  or in textual repr: nextTokenId()
 	function nextTokenId() external view returns (uint256);
 
-	/// @notice Function to mint multiple tokens.
-	/// @dev `tokenIds` should be an array of consecutive numbers and first number
-	///  should be obtained with `nextTokenId` method
-	/// @param to The new owner
-	/// @param tokenIds IDs of the minted RFTs
-	/// @dev EVM selector for this function is: 0x44a9945e,
-	///  or in textual repr: mintBulk(address,uint256[])
-	function mintBulk(address to, uint256[] memory tokenIds) external returns (bool);
+	// /// @notice Function to mint multiple tokens.
+	// /// @dev `tokenIds` should be an array of consecutive numbers and first number
+	// ///  should be obtained with `nextTokenId` method
+	// /// @param to The new owner
+	// /// @param tokenIds IDs of the minted RFTs
+	// /// @dev EVM selector for this function is: 0x44a9945e,
+	// ///  or in textual repr: mintBulk(address,uint256[])
+	// function mintBulk(address to, uint256[] memory tokenIds) external returns (bool);
 
-	/// @notice Function to mint multiple tokens with the given tokenUris.
-	/// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
-	///  numbers and first number should be obtained with `nextTokenId` method
-	/// @param to The new owner
-	/// @param tokens array of pairs of token ID and token URI for minted tokens
-	/// @dev EVM selector for this function is: 0x36543006,
-	///  or in textual repr: mintBulkWithTokenURI(address,(uint256,string)[])
-	function mintBulkWithTokenURI(address to, Tuple6[] memory tokens) external returns (bool);
+	// /// @notice Function to mint multiple tokens with the given tokenUris.
+	// /// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
+	// ///  numbers and first number should be obtained with `nextTokenId` method
+	// /// @param to The new owner
+	// /// @param tokens array of pairs of token ID and token URI for minted tokens
+	// /// @dev EVM selector for this function is: 0x36543006,
+	// ///  or in textual repr: mintBulkWithTokenURI(address,(uint256,string)[])
+	// function mintBulkWithTokenURI(address to, Tuple6[] memory tokens) external returns (bool);
 
 	/// Returns EVM address for refungible token
 	///
@@ -526,7 +537,7 @@
 	ERC721,
 	ERC721Enumerable,
 	ERC721UniqueExtensions,
-	ERC721Mintable,
+	ERC721UniqueMintable,
 	ERC721Burnable,
 	ERC721Metadata,
 	Collection,
--- a/tests/src/eth/nonFungibleAbi.json
+++ b/tests/src/eth/nonFungibleAbi.json
@@ -260,51 +260,19 @@
     "type": "function"
   },
   {
-    "inputs": [
-      { "internalType": "address", "name": "to", "type": "address" },
-      { "internalType": "uint256", "name": "tokenId", "type": "uint256" }
-    ],
+    "inputs": [{ "internalType": "address", "name": "to", "type": "address" }],
     "name": "mint",
-    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "address", "name": "to", "type": "address" },
-      { "internalType": "uint256[]", "name": "tokenIds", "type": "uint256[]" }
-    ],
-    "name": "mintBulk",
-    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "address", "name": "to", "type": "address" },
-      {
-        "components": [
-          { "internalType": "uint256", "name": "field_0", "type": "uint256" },
-          { "internalType": "string", "name": "field_1", "type": "string" }
-        ],
-        "internalType": "struct Tuple6[]",
-        "name": "tokens",
-        "type": "tuple[]"
-      }
-    ],
-    "name": "mintBulkWithTokenURI",
-    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
     "stateMutability": "nonpayable",
     "type": "function"
   },
   {
     "inputs": [
       { "internalType": "address", "name": "to", "type": "address" },
-      { "internalType": "uint256", "name": "tokenId", "type": "uint256" },
       { "internalType": "string", "name": "tokenUri", "type": "string" }
     ],
     "name": "mintWithTokenURI",
-    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
     "stateMutability": "nonpayable",
     "type": "function"
   },
--- a/tests/src/eth/reFungibleAbi.json
+++ b/tests/src/eth/reFungibleAbi.json
@@ -260,51 +260,19 @@
     "type": "function"
   },
   {
-    "inputs": [
-      { "internalType": "address", "name": "to", "type": "address" },
-      { "internalType": "uint256", "name": "tokenId", "type": "uint256" }
-    ],
+    "inputs": [{ "internalType": "address", "name": "to", "type": "address" }],
     "name": "mint",
-    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "address", "name": "to", "type": "address" },
-      { "internalType": "uint256[]", "name": "tokenIds", "type": "uint256[]" }
-    ],
-    "name": "mintBulk",
-    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "address", "name": "to", "type": "address" },
-      {
-        "components": [
-          { "internalType": "uint256", "name": "field_0", "type": "uint256" },
-          { "internalType": "string", "name": "field_1", "type": "string" }
-        ],
-        "internalType": "struct Tuple6[]",
-        "name": "tokens",
-        "type": "tuple[]"
-      }
-    ],
-    "name": "mintBulkWithTokenURI",
-    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
     "stateMutability": "nonpayable",
     "type": "function"
   },
   {
     "inputs": [
       { "internalType": "address", "name": "to", "type": "address" },
-      { "internalType": "uint256", "name": "tokenId", "type": "uint256" },
       { "internalType": "string", "name": "tokenUri", "type": "string" }
     ],
     "name": "mintWithTokenURI",
-    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
     "stateMutability": "nonpayable",
     "type": "function"
   },