diff --git a/action/entrypoint.sh b/action/entrypoint.sh
index 92501f7..50f9472 100755
--- a/action/entrypoint.sh
+++ b/action/entrypoint.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 set -e
 
 # If no arguments are given use current working directory