diff --git a/Dockerfile b/Dockerfile
index 190fea6..c8fdb2b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.6-alpine
+FROM python:3.6.5-alpine3.7
 ENV PYTHONUNBUFFERED 1
 
 RUN apk update && apk upgrade && \