diff --git a/async/async.d.ts b/async/async.d.ts
index 066685e3c7..5add0db63c 100644
--- a/async/async.d.ts
+++ b/async/async.d.ts
@@ -85,15 +85,15 @@ interface Async {
     map<T, R>(arr: T[], iterator: AsyncResultIterator<T, R>, callback?: AsyncResultArrayCallback<R>): any;
     mapSeries<T, R>(arr: T[], iterator: AsyncResultIterator<T, R>, callback?: AsyncResultArrayCallback<R>): any;
     mapLimit<T, R>(arr: T[], limit: number, iterator: AsyncResultIterator<T, R>, callback?: AsyncResultArrayCallback<R>): any;
-    filter<T>(arr: T[], iterator: AsyncBooleanIterator<T>, callback?: (results: T[]) => any): any;
-    select<T>(arr: T[], iterator: AsyncBooleanIterator<T>, callback?: (results: T[]) => any): any;
-    filterSeries<T>(arr: T[], iterator: AsyncBooleanIterator<T>, callback?: (results: T[]) => any): any;
-    selectSeries<T>(arr: T[], iterator: AsyncBooleanIterator<T>, callback?: (results: T[]) => any): any;
-    filterLimit<T>(arr: T[], limit: number, iterator: AsyncBooleanIterator<T>, callback?: (results: T[]) => any): any;
-    selectLimit<T>(arr: T[], limit: number, iterator: AsyncBooleanIterator<T>, callback?: (results: T[]) => any): any;
-    reject<T>(arr: T[], iterator: AsyncBooleanIterator<T>, callback?: (results: T[]) => any): any;
-    rejectSeries<T>(arr: T[], iterator: AsyncBooleanIterator<T>, callback?: (results: T[]) => any): any;
-    rejectLimit<T>(arr: T[], limit: number, iterator: AsyncBooleanIterator<T>, callback?: (results: T[]) => any): any;
+    filter<T>(arr: T[], iterator: AsyncBooleanIterator<T>, callback?: AsyncResultArrayCallback<T>): any;
+    select<T>(arr: T[], iterator: AsyncBooleanIterator<T>, callback?: AsyncResultArrayCallback<T>): any;
+    filterSeries<T>(arr: T[], iterator: AsyncBooleanIterator<T>, callback?: AsyncResultArrayCallback<T>): any;
+    selectSeries<T>(arr: T[], iterator: AsyncBooleanIterator<T>, callback?: AsyncResultArrayCallback<T>): any;
+    filterLimit<T>(arr: T[], limit: number, iterator: AsyncBooleanIterator<T>, callback?: AsyncResultArrayCallback<T>): any;
+    selectLimit<T>(arr: T[], limit: number, iterator: AsyncBooleanIterator<T>, callback?: AsyncResultArrayCallback<T>): any;
+    reject<T>(arr: T[], iterator: AsyncBooleanIterator<T>, callback?: AsyncResultArrayCallback<T>): any;
+    rejectSeries<T>(arr: T[], iterator: AsyncBooleanIterator<T>, callback?: AsyncResultArrayCallback<T>): any;
+    rejectLimit<T>(arr: T[], limit: number, iterator: AsyncBooleanIterator<T>, callback?: AsyncResultArrayCallback<T>): any;
     reduce<T, R>(arr: T[], memo: R, iterator: AsyncMemoIterator<T, R>, callback?: AsyncResultCallback<R>): any;
     inject<T, R>(arr: T[], memo: R, iterator: AsyncMemoIterator<T, R>, callback?: AsyncResultCallback<R>): any;
     foldl<T, R>(arr: T[], memo: R, iterator: AsyncMemoIterator<T, R>, callback?: AsyncResultCallback<R>): any;