diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 47efcfd57347cd573a465b483580fcd2d32b4e7e..20eb7d87867d2ff436d8bd8833eb65475824aa06 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,7 +1,5 @@
-image: alpine
+image: python:3.6-alpine
 
-before_script:
-  - apt-get update -qq && apt-get install -y -qq python3, python3-pip
 pages:
   script:
   - pip install sphinx