1 files changed, 1 insertions, 1 deletions
diff --git a/lib/api/entities/dictionary/table.rb b/lib/api/entities/dictionary/table.rb
index 8d4e3fb959d..93e82d34b14 100644
--- a/lib/api/entities/dictionary/table.rb
+++ b/lib/api/entities/dictionary/table.rb
@@ -5,7 +5,7 @@ module API
     module Dictionary
       class Table < Grape::Entity
         expose :table_name, documentation: { type: :string, example: 'users' }
-        expose :feature_categories, documentation: { type: :array, example: ['database'] }
+        expose :feature_categories, documentation: { type: :string, is_array: true, example: 'database' }
       end
     end
   end