diff --git a/Dockerfile b/Dockerfile
index 3643c48..1c8fdfa 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Pull base image
-FROM python:3.10-buster as builder
+FROM python:3.9-slim-buster as builder
 
 # Set environment variables
 WORKDIR /pipfiles