diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c0bb565db0d7101a8be45a2a09f911bdc689120e..28c0603bd8fbbbf2094b2a9e76a1fb31b1869024 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: python:3.7
+image: python:3.9
 
 services:
   - mysql:5.7