diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 9242464..5b27f88 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,6 +1,6 @@
 run tests:
   stage: test
-  image: python:3.8
+  image: python:3.9
   script:
     - pip install pytest pytest-cov pytest-mock pytest-flask
     - pip install Flask-HTTPAuth