Fix class path
diff --git a/jenkins/client/job/opencontrail/git-mirrors/downstream.yml b/jenkins/client/job/opencontrail/git-mirrors/downstream.yml
index f10e339..1cdb7e8 100644
--- a/jenkins/client/job/opencontrail/git-mirrors/downstream.yml
+++ b/jenkins/client/job/opencontrail/git-mirrors/downstream.yml
@@ -1,5 +1,5 @@
 classes:
-  - system_extra.jenkins.client.job.common
+  - system.jenkins.client.job.common
 parameters:
   jenkins:
     client: