diff --git a/angular-material/angular-material.d.ts b/angular-material/angular-material.d.ts
index 4af35c6701..50389b9c72 100644
--- a/angular-material/angular-material.d.ts
+++ b/angular-material/angular-material.d.ts
@@ -95,6 +95,7 @@ declare namespace angular.material {
         onComplete?: Function;
         onRemoving?: Function;
         fullscreen?: boolean;
+        skipHide?: boolean;
     }
 
     interface IDialogService {