diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 75a3da7403289860fa0cb985259b1ac6e8d4b955..b06b9c350d288d9792ccd1659f79cc24975b22f3 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: python:latest
+image: python:3.9
 
 cache:
   paths:
@@ -10,7 +10,6 @@ stages:
 
 before_script:
   - apt-get update -yqq
-    && apt install python3.9 python3.9-distutils
     && apt-get install -yqq --no-install-recommends
     make
     g++