diff --git a/src/helpers/prevent-utils.js b/src/helpers/prevent-utils.js
index 1d0f0645..bfd39d4c 100644
--- a/src/helpers/prevent-utils.js
+++ b/src/helpers/prevent-utils.js
@@ -28,7 +28,7 @@ export const isValidCallback = (callback) => {
  */
 export const parseRawDelay = (delay) => {
     const parsedDelay = Math.floor(Number(delay));
-    return typeof parsedDelay === 'number' && nativeIsNaN(parsedDelay) ? parsedDelay : delay;
+    return typeof parsedDelay === 'number' && !nativeIsNaN(parsedDelay) ? parsedDelay : delay;
 };
 
 /**