diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index d68521b7..7c0d5dc2 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,5 @@
 test:
+  image: ubuntu:bionic
   script:
   - apt-get update -qy
   - apt-get install -y python3-pip tor