diff --git a/d3/d3.d.ts b/d3/d3.d.ts
index 15b1375f3..03450a002 100644
--- a/d3/d3.d.ts
+++ b/d3/d3.d.ts
@@ -778,7 +778,7 @@ declare module D3 {
 
         filter: {
             (filter: (data: any, index: number) => boolean, thisArg?: any): UpdateSelection;
-            //(filter: string): UpdateSelection;
+            (filter: string): UpdateSelection;
         };
 
         call(callback: (selection: Selection, ...args: any[]) => void, ...args: any[]): Selection;
@@ -1751,7 +1751,7 @@ declare module D3 {
         export interface Axis {
             (selection: Selection): void;
             (transition: Transition.Transition): void;
-            
+
             scale: {
                 (): any;
                 (scale: any): Axis;