1 files changed, 9 insertions, 7 deletions
diff --git a/app/graphql/types/todo_action_enum.rb b/app/graphql/types/todo_action_enum.rb
index 0e538838474..ef43b6eb464 100644
--- a/app/graphql/types/todo_action_enum.rb
+++ b/app/graphql/types/todo_action_enum.rb
@@ -2,12 +2,14 @@
 
 module Types
   class TodoActionEnum < BaseEnum
-    value 'assigned', value: 1
-    value 'mentioned', value: 2
-    value 'build_failed', value: 3
-    value 'marked', value: 4
-    value 'approval_required', value: 5
-    value 'unmergeable', value: 6
-    value 'directly_addressed', value: 7
+    value 'assigned', value: 1, description: 'User was assigned.'
+    value 'mentioned', value: 2, description: 'User was mentioned.'
+    value 'build_failed', value: 3, description: 'Build triggered by the user failed.'
+    value 'marked', value: 4, description: 'User added a TODO.'
+    value 'approval_required', value: 5, description: 'User was set as an approver.'
+    value 'unmergeable', value: 6, description: 'Merge request authored by the user could not be merged.'
+    value 'directly_addressed', value: 7, description: 'User was directly addressed.'
+    value 'merge_train_removed', value: 8, description: 'Merge request authored by the user was removed from the merge train.'
+    value 'review_requested', value: 9, description: 'Review was requested from the user.'
   end
 end