diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 1ec8b7c480968aa41c296de7641d2d58e9b55a1d..219f683409d8ef65c573ee2446002730cc683c14 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: python:latest
+image: python:3.7
 
 services:
   - mysql:5.7