diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index fafd966e3a615028d36a0f6435dd1e83465ac883..3190ac1062379f60149082b10a6085f32f00ddbd 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,7 +1,7 @@
 image: ruby
 
 before_script:
-  - gem install bundler:2.1.4
+  - gem install bundler:2.3
   
 pages:
   script: