diff --git a/mlir/test/python/dialects/openacc.py b/mlir/test/python/dialects/openacc.py
index 6afdf450de239..8f2142a74c7a1 100644
--- a/mlir/test/python/dialects/openacc.py
+++ b/mlir/test/python/dialects/openacc.py
@@ -1,4 +1,4 @@
-# RUN: python %s | FileCheck %s
+# RUN: %PYTHON %s | FileCheck %s
 from unittest import result
 from mlir.ir import (
     Context,