diff --git a/source/libs/function/src/tudf.c b/source/libs/function/src/tudf.c
index 5232801dc8..e8206399b2 100644
--- a/source/libs/function/src/tudf.c
+++ b/source/libs/function/src/tudf.c
@@ -1829,7 +1829,7 @@ int32_t doCallUdfScalarFunc(UdfcFuncHandle handle, SScalarParam *input, int32_t
     taosArrayDestroy(resultBlock.pDataBlock);
   }
 
-  taosArrayDestroy(inputBlock.pDataBlock);
+  blockDataCleanup(&inputBlock);
   return err;
 }