diff --git a/libs/freetdm/bootstrap b/libs/freetdm/bootstrap
index 8ca4856832..247d396da5 100755
--- a/libs/freetdm/bootstrap
+++ b/libs/freetdm/bootstrap
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 autoheader
 libtoolize --force --copy
 aclocal