diff --git a/src/helpers/prevent-utils.js b/src/helpers/prevent-utils.js
index ee662a8d..1d0f0645 100644
--- a/src/helpers/prevent-utils.js
+++ b/src/helpers/prevent-utils.js
@@ -4,6 +4,7 @@ import {
     isValidMatchNumber,
     isValidMatchStr,
 } from './string-utils';
+import { nativeIsNaN } from './number-utils';
 
 /**
  * Checks whether the passed arg is proper callback
@@ -27,7 +28,7 @@ export const isValidCallback = (callback) => {
  */
 export const parseRawDelay = (delay) => {
     const parsedDelay = Math.floor(Number(delay));
-    return typeof parsedDelay === 'number' ? parsedDelay : delay;
+    return typeof parsedDelay === 'number' && nativeIsNaN(parsedDelay) ? parsedDelay : delay;
 };
 
 /**