diff --git a/packages/ember-runtime/lib/system/service.js b/packages/ember-runtime/lib/system/service.js
index <HASH>..<HASH> 100644
--- a/packages/ember-runtime/lib/system/service.js
+++ b/packages/ember-runtime/lib/system/service.js
@@ -42,7 +42,7 @@ createInjectionHelper('service');
 
 /**
   @class Service
-
+  @extends EmberObject
   @since 1.10.0
   @public
 */
[docs release]Add back @extends for Service so methods show in api