diff --git a/modules.d/01fips/fips.sh b/modules.d/01fips/fips.sh
index ac385f8e..2f6cb97d 100755
--- a/modules.d/01fips/fips.sh
+++ b/modules.d/01fips/fips.sh
@@ -1,3 +1,4 @@
+#!/bin/sh
 do_fips()
 {
     FIPSMODULES=$(cat /etc/fipsmodules)