diff --git a/tasks/blacklight.rake b/tasks/blacklight.rake
index 7e1b39bacb..a1ce6e7eb2 100644
--- a/tasks/blacklight.rake
+++ b/tasks/blacklight.rake
@@ -44,6 +44,10 @@ end
 # rubocop:disable Rails/RakeEnvironment
 desc "Run test suite"
 task :ci do
+  within_test_app do
+    # Precompiles the javascript
+    system "bin/rake test:prepare"
+  end
   with_solr do
     Rake::Task['blacklight:internal:seed'].invoke
     Rake::Task['blacklight:coverage'].invoke