diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index a8e83c7e1d567830e6089e71cfd9061be33efa1d..198c7c306385da123f4ebaff0b3914dd2442ab29 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,6 +1,6 @@
 variables:
   docker_registry_user: "robot$$gitlab"
-  docker_image_tag: "1.4"
+  docker_image_tag: "1.5"
 
 stages:
   - build