diff --git a/types/backbone/backbone-tests.ts b/types/backbone/backbone-tests.ts
index 27709a19ad..244a5e937b 100644
--- a/types/backbone/backbone-tests.ts
+++ b/types/backbone/backbone-tests.ts
@@ -287,6 +287,14 @@ function test_collection() {
     models = books.slice(1);
     models = books.slice(1, 3);
 
+    let it1: Iterator<Book>;
+    it1 = books.values();
+    it1 = books[Symbol.iterator]();
+    let it2: Iterator<any>;
+    it2 = books.keys();
+    let it3: Iterator<[any, Book]>;
+    it3 = books.entries();
+
     // underscore methods
     bool       = books.all((value: Book, index: number, list: Book[]) => true);
     bool       = books.any((value: Book, index: number, list: Book[]) => true);
diff --git a/types/backbone/index.d.ts b/types/backbone/index.d.ts
index da53a62b4a..90282ade7c 100644
--- a/types/backbone/index.d.ts
+++ b/types/backbone/index.d.ts
@@ -376,6 +376,11 @@ declare namespace Backbone {
         findWhere(properties: any): TModel;
         modelId(attrs: any) : any
 
+        values(): Iterator<TModel>;
+        keys(): Iterator<any>;
+        entries(): Iterator<[any, TModel]>;
+        [Symbol.iterator](): Iterator<TModel>;
+
         private _prepareModel(attributes?: any, options?: any): any;
         private _removeReference(model: TModel): void;
         private _onModelEvent(event: string, model: TModel, collection: Collection<TModel>, options: any): void;