diff --git a/src/ERC6538Registry.sol b/src/ERC6538Registry.sol
index 102c551..ca1d79b 100644
--- a/src/ERC6538Registry.sol
+++ b/src/ERC6538Registry.sol
@@ -101,11 +101,7 @@ contract ERC6538Registry {
         s := mload(add(signature, 0x40))
         v := byte(0, mload(add(signature, 0x60)))
       }
-
-      // If the signature is valid and not malleable, `ecrecover` returns the signing address.
-      if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) {} else {
-        recoveredAddress = ecrecover(dataHash, v, r, s);
-      }
+      recoveredAddress = ecrecover(dataHash, v, r, s);
     }
 
     if (
diff --git a/test/ERC6538Registry.t.sol b/test/ERC6538Registry.t.sol
index a8663ab..a67566a 100644
--- a/test/ERC6538Registry.t.sol
+++ b/test/ERC6538Registry.t.sol
@@ -332,20 +332,6 @@ contract RegisterKeysOnBehalf is ERC6538RegistryTest {
     registry.registerKeysOnBehalf(registrant, schemeId, signature, stealthMetaAddress);
   }
 
-  function testFuzz_RevertIf_AManipulatedErc712SignatureIsUsedToRegister(
-    string memory registrantSeed,
-    uint256 schemeId,
-    bytes memory stealthMetaAddress
-  ) external {
-    (address registrant, uint256 registrantPrivateKey) = makeAddrAndKey(registrantSeed);
-    bytes memory signature =
-      _generateRegistrationSignature(registrantPrivateKey, schemeId, stealthMetaAddress, 0);
-    bytes memory manipulatedSignature = manipulateSignature(signature);
-
-    vm.expectRevert(bytes(""));
-    registry.registerKeysOnBehalf(registrant, schemeId, manipulatedSignature, stealthMetaAddress);
-  }
-
   function testFuzz_RevertIf_AManipulatedErc712SignatureIsUsedToRegisterADifferentStealthMetaAddress(
     string memory registrantSeed,
     uint256 schemeId,