--- a/pallets/unique/src/mock.rs
+++ b/pallets/unique/src/mock.rs
@@ -193,6 +193,7 @@
 }
 
 impl pallet_template::Config for Test {
+	type Event = ();
 	type WeightInfo = ();
 }
 
--- a/pallets/unique/src/tests.rs
+++ b/pallets/unique/src/tests.rs
@@ -2259,7 +2259,7 @@
 	new_test_ext().execute_with(|| {
 		let origin1 = Origin::signed(1);
 
-		for i in 1..COLLECTION_NUMBER_LIMIT {
+		for i in 1..=COLLECTION_NUMBER_LIMIT {
 			create_test_collection(&CollectionMode::NFT, CollectionId(i));
 		}
 
--- a/tests/src/eth/payable.test.ts
+++ b/tests/src/eth/payable.test.ts
@@ -3,7 +3,7 @@
 import {submitTransactionAsync} from '../substrate/substrate-api';
 import {createEthAccountWithBalance, deployCollector, GAS_ARGS, itWeb3, subToEth, transferBalanceToEth} from './util/helpers';
 import {evmToAddress} from '@polkadot/util-crypto';
-import {getGenericResult} from '../util/helpers';
+import {getGenericResult, UNIQUE} from '../util/helpers';
 import {getBalanceSingle, transferBalanceExpectSuccess} from '../substrate/get-balance';
 
 describe('EVM payable contracts', () => {
@@ -55,8 +55,8 @@
   });
 
   itWeb3('Balance can be retrieved from evm contract', async({api, web3}) => {
-    const FEE_BALANCE = 10n ** 18n;
-    const CONTRACT_BALANCE = 10n ** 14n;
+    const FEE_BALANCE = 1000n * UNIQUE;
+    const CONTRACT_BALANCE = 1n * UNIQUE;
 
     const deployer = await createEthAccountWithBalance(api, web3);
     const contract = await deployCollector(web3, deployer);
--- a/tests/src/setConstOnChainSchema.test.ts
+++ b/tests/src/setConstOnChainSchema.test.ts
@@ -30,8 +30,7 @@
     alice = keyring.addFromUri('//Alice');
     bob = keyring.addFromUri('//Bob');
     shema = '0x31';
-    largeShema = new Array(4097).fill(0xff);
-
+    largeShema = new Array(1024 * 1024 + 10).fill(0xff);
   });
 });
 describe('Integration Test ext. setConstOnChainSchema()', () => {
@@ -88,7 +87,7 @@
     });
   });
 
-  it('Set invalid data in schema (size too large:> 1024b)', async () => {
+  it('Set invalid data in schema (size too large:> 1MB)', async () => {
     await usingApi(async (api) => {
       const collectionId = await createCollectionExpectSuccess();
       const setShema = api.tx.unique.setConstOnChainSchema(collectionId, largeShema);
--- a/tests/src/setOffchainSchema.test.ts
+++ b/tests/src/setOffchainSchema.test.ts
@@ -84,8 +84,8 @@
     await setOffchainSchemaExpectFailure(alice, destroyedCollectionId, DATA);
   });
 
-  it('fails on too long data', async () => {
-    const tooLongData = new Array(4097).fill(0xff);
+  it.only('fails on too long data', async () => {
+    const tooLongData = new Array(8 * 1024 + 10).fill(0xff);
 
     await setOffchainSchemaExpectFailure(alice, validCollectionId, tooLongData);
   });
--- a/tests/src/setVariableOnChainSchema.test.ts
+++ b/tests/src/setVariableOnChainSchema.test.ts
@@ -30,7 +30,7 @@
     alice = keyring.addFromUri('//Alice');
     bob = keyring.addFromUri('//Bob');
     schema = '0x31';
-    largeSchema = new Array(4097).fill(0xff);
+    largeSchema = new Array(8 * 1024 + 10).fill(0xff);
 
   });
 });
@@ -104,7 +104,7 @@
     });
   });
 
-  it('Set invalid data in schema (size too large:> 1024b)', async () => {
+  it('Set invalid data in schema (size too large:> 8kB)', async () => {
     await usingApi(async (api) => {
       const collectionId = await createCollectionExpectSuccess();
       const setSchema = api.tx.unique.setVariableOnChainSchema(collectionId, largeSchema);