diff --git a/Dockerfile b/Dockerfile
index 6d23fab..5e5fa64 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:2.7-alpine
+FROM python:3.8-alpine
 
 COPY . /rancher-gitlab-deploy/
 
@@ -6,4 +6,4 @@ WORKDIR /rancher-gitlab-deploy
 RUN python /rancher-gitlab-deploy/setup.py install
 RUN ln -s /usr/local/bin/rancher-gitlab-deploy /usr/local/bin/upgrade
 
-CMD [ "/usr/local/bin/upgrade" ]
+CMD rancher-gitlab-deploy
\ No newline at end of file