diff --git a/Dockerfile b/Dockerfile
index 9589352..9c3fd04 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,4 +10,4 @@ RUN apk add curl git jq pandoc --no-cache --update && rm -rf /var/cache/apk/*
 # add the wrapper which acts as a drone plugin
 COPY --from=BUILD /app/plugin.sh /plugin.sh
 RUN chmod +x /plugin.sh
-CMD [ "bash", "/plugin.sh" ]
+CMD [ "sh", "/plugin.sh" ]
diff --git a/plugin.sh b/plugin.sh
index fd0721d..0cbad0d 100644
--- a/plugin.sh
+++ b/plugin.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 echo 'test'