1 files changed, 1 insertions, 1 deletions
diff --git a/lib/api/branches.rb b/lib/api/branches.rb
index 73a7e939627..2cc64fc6712 100644
--- a/lib/api/branches.rb
+++ b/lib/api/branches.rb
@@ -10,7 +10,7 @@ module API
     params do
       requires :id, type: String, desc: 'The ID of a project'
     end
-    resource :projects do
+    resource :projects, requirements: { id: %r{[^/]+} } do
       desc 'Get a project repository branches' do
         success Entities::RepoBranch
       end