diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 3801136a0196b365290c02e4a35f317aa94778f8..3848c9407421f75595d52d742baac44dfb298ad4 100755
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -23,6 +23,8 @@ before_script:
 
 PHP5.3:
   stage: test
+  variables:
+    WP_VERSION: '5.1'
   image: containers.ethitter.com:443/docker/images/php:5.3
   services:
     - mysql:5.6