diff --git a/tests/server-regression.sh b/tests/server-regression.sh
index 780bdecdc6..8e764410f7 100755
--- a/tests/server-regression.sh
+++ b/tests/server-regression.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # Make sure that the data directory exists
 mkdir -p tests/data