1 files changed, 1 insertions, 1 deletions
diff --git a/lib/api/v3/files.rb b/lib/api/v3/files.rb
index 4f8d58d37c8..13542b0c71c 100644
--- a/lib/api/v3/files.rb
+++ b/lib/api/v3/files.rb
@@ -40,7 +40,7 @@ module API
       params do
         requires :id, type: String, desc: 'The project ID'
       end
-      resource :projects do
+      resource :projects, requirements: { id: %r{[^/]+} } do
         desc 'Get a file from repository'
         params do
           requires :file_path, type: String, desc: 'The path to the file. Ex. lib/class.rb'