diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index d7b8655253164796f4a2bad484d79446685dfc01..596e53595d85f4f8f1d5072fce17b83cf5fad372 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: gcc
+image: ubuntu:18.04
 
 before_script:
  - apt-get update -qq && apt-get install -y -qq g++ cmake