diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 44b8430..6d28f6f 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,5 +1,5 @@
 ---
-image: python:3.9
+image: python:3.9-alpine
 
 stages:
   - lint