diff --git a/lib/discovery.rake b/lib/discovery.rake
index 3787d8bf..8ff8ac0f 100644
--- a/lib/discovery.rake
+++ b/lib/discovery.rake
@@ -19,7 +19,8 @@ end
 
 load 'tasks/jenkins.rake'
 if Rake::Task.task_defined?(:'jenkins:unit')
-  Rake::Task["jenkins:unit"].enhance do
+  # The "unit" tests also include system tests
+  Rake::Task["jenkins:unit"].enhance(['webpack:compile']) do
     Rake::Task['test:discovery'].invoke
   end
 end