diff --git a/domains/api.katidoki.json b/domains/api.katidoki.json
index 31139c7979..54be96678a 100644
--- a/domains/api.katidoki.json
+++ b/domains/api.katidoki.json
@@ -4,6 +4,6 @@
     "email": "okada@katidoki.com"
   },
   "record": {
-    "CNAME": "katidoki.github.io"
+    "CNAME": "hitoshi-okada.github.io"
   }
 }