diff --git a/_config.yml b/_config.yml
index 86a90d5..6e7b0ca 100644
--- a/_config.yml
+++ b/_config.yml
@@ -74,7 +74,7 @@ theme_mode: light
 # will be added to all image (site avatar & posts' images) paths starting with '/'
 #
 # e.g. 'https://cdn.com'
-img_cdn:
+img_cdn: "https://blog.zxcvber.com"
 
 # the avatar on sidebar, support local or CORS resources
 avatar: assets/img/avatar.png