diff --git a/asterix-bad/src/main/resources/lang-extension/lang.txt b/asterix-bad/src/main/resources/lang-extension/lang.txt
index 2d7ba75..4c83dc5 100644
--- a/asterix-bad/src/main/resources/lang-extension/lang.txt
+++ b/asterix-bad/src/main/resources/lang-extension/lang.txt
@@ -161,7 +161,7 @@
     }
   ("period" period = FunctionCallExpr())?
   {
-  return new CreateProcedureStatement(signature, paramList, paramIds, functionBody, functionBodyExpr, period);
+  return new CreateProcedureStatement(signature, paramList, paramIds, functionBody, period);
   }
 }