diff --git a/entrypoint.sh b/entrypoint.sh
old mode 100644
new mode 100755
index 9217148..0861e40
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -1,4 +1,4 @@
-#!/bin/sh -l
+#!/usr/bin/env bash
 
 dnf -y install rpmdevtools
 rpmdev-setuptree