--- a/tests/src/eth/nativeFungible.test.ts
+++ b/tests/src/eth/nativeFungible.test.ts
@@ -33,7 +33,7 @@
     const collectionAddress = helper.ethAddress.fromCollectionId(0);
     const contract = await helper.ethNativeContract.collection(collectionAddress, 'ft', owner);
 
-    await expect(contract.methods.approve(spender, 100).call({from: owner})).to.be.rejectedWith('Approve not supported');
+    await expect(contract.methods.approve(spender, 100).call({from: owner})).to.be.rejectedWith('approve not supported');
   });
 
   itEth('balanceOf()', async ({helper}) => {
@@ -170,4 +170,4 @@
 
     await expect(contract.methods.transferFromCross(receiver, receiver, 50).call({from: owner.eth})).to.be.rejectedWith('no permission');
   });
-});
\ No newline at end of file
+});