diff --git a/pages/_document.tsx b/pages/_document.tsx
index e07759a..f00e3aa 100644
--- a/pages/_document.tsx
+++ b/pages/_document.tsx
@@ -190,7 +190,7 @@ class MyDocument extends Document {
 					{/* SCRIPT */}
 					<script src='//cdnjs.cloudflare.com/ajax/libs/highlight.js/10.5.0/highlight.min.js'></script>
 					<script
-						data-ad-client='ca-pub-4856582423981759'
+						data-ad-client='ca-pub-2090578791829639'
 						async
 						src='//pagead2.googlesyndication.com/pagead/js/adsbygoogle.js'
 					></script>