diff --git a/docker-publish.sh b/docker-publish.sh
index f7f1442..fe243ad 100755
--- a/docker-publish.sh
+++ b/docker-publish.sh
@@ -1 +1,2 @@
+#!/bin/bash
 docker buildx build --platform linux/ppc64le,linux/s390x,linux/386,linux/arm/v6,linux/arm/v7,linux/arm64/v8,linux/amd64 --tag timothyjmiller/cloudflare-ddns:latest --push .