diff --git a/Dockerfile b/Dockerfile
index 3969e32..9391f4a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
-FROM ubuntu
+FROM alpine
 
-RUN apt update -y && apt install -y supervisor
+RUN apk add --no-cache supervisor bash
 
 COPY supervisor /etc/supervisor
 COPY scripts /scripts