diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 52fb625e8a78e7dbecd8610c48b36feecd5b3053..c96a136597ea053002b841ec60145e816d0cf4a4 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -130,7 +130,7 @@ deploy:
   stage: deploy
   # dependencies:
   #   - 'docker-push'
-  image: ubuntu
+  image: ubuntu:20.04
   before_script:
     - whoami
     - chmod 777 -R /tmp