diff --git a/noir_stdlib/src/ecdsa_secp256k1.nr b/noir_stdlib/src/ecdsa_secp256k1.nr
index b3b5135022c..18ad37bbd94 100644
--- a/noir_stdlib/src/ecdsa_secp256k1.nr
+++ b/noir_stdlib/src/ecdsa_secp256k1.nr
@@ -1,2 +1,2 @@
 #[foreign(ecdsa_secp256k1)]
-fn verify_signature(_public_key_x : [u8; 32], _public_key_y : [u8; 32], _signature: [u8; 64], _message: [u8]) -> Field {}
+fn verify_signature(_public_key_x : [u8; 32], _public_key_y : [u8; 32], _signature: [u8; 64], _message_hash: [u8]) -> Field {}