diff --git a/share/examples/tests/tests/plain/cp_test.sh b/share/examples/tests/tests/plain/cp_test.sh
index ea6470518cda..c45d68490db6 100644
--- a/share/examples/tests/tests/plain/cp_test.sh
+++ b/share/examples/tests/tests/plain/cp_test.sh
@@ -1,3 +1,4 @@
+#! /bin/sh
 # $FreeBSD$
 #
 # Copyright 2013 Google Inc.