diff --git a/contracts/PostQuantumPermissioning.sol b/contracts/PostQuantumPermissioning.sol
index 9a2b4d7..a5028f7 100644
--- a/contracts/PostQuantumPermissioning.sol
+++ b/contracts/PostQuantumPermissioning.sol
@@ -37,7 +37,7 @@ contract PostQuantumPermissioning {
   }
 
   function falconVerify(bytes memory signature, bytes memory pubKey, bytes memory data) internal returns (bool) {
-    (bool success, bytes memory verifies) = address(0x0000000000000000000000000000000000000013).call(abi.encodeWithSignature("verify(bytes,bytes,bytes)", signature, pubKey, data));
+    (bool success, bytes memory verifies) = address(0x0000000000000000000000000000000000000065).call(abi.encodeWithSignature("verify(bytes,bytes,bytes)", signature, pubKey, data));
     require(success && verifies.length == 32);
     return verifies[verifies.length - 1] == 0;
   }