diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 6c1b1b8b9eccdd499f374d1a50128ce6647597ee..f55ef7b91eb396def3e42caeaf72292afc7b9423 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,4 +1,4 @@
-image: openjdk:17
+image: openjdk:11
 
 workflow:
   rules: