diff --git a/Dockerfile b/Dockerfile
index 7af0943..ece2f08 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,8 @@
-from alpine
+FROM alpine
 
 RUN apk add --no-cache ca-certificates
 
 ADD *.sh /
 
 ENTRYPOINT ["/entrypoint.sh"]
-CMD ["--help"]
+CMD ["--help"]
\ No newline at end of file
diff --git a/entrypoint.sh b/entrypoint.sh
index 82777ae..b84d29e 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -1,4 +1,5 @@
-#!/bin/bash
+#!/bin/sh
+
 set -e
 
-touch "$1"
+touch "$1"
\ No newline at end of file