diff --git a/data.json b/data.json
index d00f090c..99d7c213 100644
--- a/data.json
+++ b/data.json
@@ -1226,5 +1226,13 @@
     "urlMain": "https://osu.ppy.sh/",
     "username_claimed": "blue",
     "username_unclaimed": "noonewouldeverusethis7"
+  },
+  "Codechef": {
+    "errorType": "status_code",
+    "rank": 10000,
+    "url": "https://www.codechef.com/users/{}",
+    "urlMain": "https://www.codechef.com/",
+    "username_claimed": "blue",
+    "username_unclaimed": "noonewouldeverusethis7"
   }
 }
diff --git a/sites.md b/sites.md
index eabd0e6c..3c8a482d 100644
--- a/sites.md
+++ b/sites.md
@@ -143,5 +143,6 @@
 142. [boingboing.net](https://boingboing.net/)
 143. [gfycat](https://gfycat.com/)
 144. [Pokemon Showdown](https://pokemonshowdown.com)
+145. [Codechef](https://www.codechef.com/)
 
 Alexa.com rank data fetched at (2019-07-11 04:03:04.155602 UTC)