diff --git a/spec/requests/custom_field_cache_spec.rb b/spec/requests/custom_field_cache_spec.rb
index 4b822fc24d..2540f6c1f8 100644
--- a/spec/requests/custom_field_cache_spec.rb
+++ b/spec/requests/custom_field_cache_spec.rb
@@ -59,7 +59,7 @@ describe 'Custom field filter and group by caching', type: :request do
   end
 
   def visit_cost_reports_index
-    get "projects/#{project.id}/cost_reports"
+    get "/projects/#{project.id}/cost_reports"
   end
 
   it 'removes the filter/group_by if the custom field is removed' do