api support for merge_requests_events system hook

2 files changed, 3 insertions, 2 deletions

diff --git a/lib/api/entities.rb b/lib/api/entities.rb
index 4ad4a1f7867..d09402b1c1c 100644
--- a/lib/api/entities.rb
+++ b/lib/api/entities.rb
@@ -65,12 +65,12 @@ module API
     end
 
     class Hook < Grape::Entity
-      expose :id, :url, :created_at, :push_events, :tag_push_events, :repository_update_events
+      expose :id, :url, :created_at, :push_events, :tag_push_events, :merge_requests_events, :repository_update_events
       expose :enable_ssl_verification
     end
 
     class ProjectHook < Hook
-      expose :project_id, :issues_events, :merge_requests_events
+      expose :project_id, :issues_events
       expose :note_events, :pipeline_events, :wiki_page_events
       expose :job_events
     end
diff --git a/lib/api/system_hooks.rb b/lib/api/system_hooks.rb
index 6b6a03e3300..c7a460df46a 100644
--- a/lib/api/system_hooks.rb
+++ b/lib/api/system_hooks.rb
@@ -26,6 +26,7 @@ module API
         optional :token, type: String, desc: 'The token used to validate payloads'
         optional :push_events, type: Boolean, desc: "Trigger hook on push events"
         optional :tag_push_events, type: Boolean, desc: "Trigger hook on tag push events"
+        optional :merge_requests_events, type: Boolean, desc: "Trigger hook on tag push events"
         optional :enable_ssl_verification, type: Boolean, desc: "Do SSL verification when triggering the hook"
       end
       post do