diff --git a/c/version.sh b/c/version.sh
index be90c0f..446edbc 100755
--- a/c/version.sh
+++ b/c/version.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 #
 # Licensed to the Apache Software Foundation (ASF) under one
 # or more contributor license agreements.  See the NOTICE file