diff --git a/build-setup.sh b/build-setup.sh
index cf339d4..1722f4a 100755
--- a/build-setup.sh
+++ b/build-setup.sh
@@ -1,3 +1,4 @@
+#!/bin/bash
 ###############################################################################
 #
 # This build script is for running the OpenBMC builds as containers with the