diff --git a/src/operators/toArray.ts b/src/operators/toArray.ts
index 3b11ffe27d..2148ad3e80 100644
--- a/src/operators/toArray.ts
+++ b/src/operators/toArray.ts
@@ -2,6 +2,9 @@ import { reduce } from './reduce';
 import { OperatorFunction } from '../interfaces';
 
 function toArrayReducer<T>(arr: T[], item: T, index: number) {
+  if (index === 0) {
+    return [item];
+  }
   arr.push(item);
   return arr;
 }