diff --git a/testsuite/tests/tc/dsmark.t b/testsuite/tests/tc/dsmark.t
index 177585e6..3f1d5ef2 100755
--- a/testsuite/tests/tc/dsmark.t
+++ b/testsuite/tests/tc/dsmark.t
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 # vim: ft=sh
 
 . lib/generic.sh