diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e015cd22..9b1ace93 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: openjdk:8
+image: openjdk:11
 
 before_script:
   - apt-get update