diff --git a/packages/protocol/contracts/libs/LibZKP.sol b/packages/protocol/contracts/libs/LibZKP.sol
index 6486b19f21..5df5530057 100644
--- a/packages/protocol/contracts/libs/LibZKP.sol
+++ b/packages/protocol/contracts/libs/LibZKP.sol
@@ -21,5 +21,6 @@ library LibZKP {
         bytes32 txListHash
     ) internal pure returns (bool verified) {
         // TODO
+        return true;
     }
 }