diff --git a/tests/admin-test.sh b/tests/admin-test.sh
index 2d80de23..3a04a69c 100755
--- a/tests/admin-test.sh
+++ b/tests/admin-test.sh
@@ -1,4 +1,4 @@
-#
+#!/bin/sh
 # Copyright (C) 2011,2014 Colin Walters <walters@verbum.org>
 #
 # This library is free software; you can redistribute it and/or