diff --git a/book.json b/book.json
index b236cdc..33cb013 100644
--- a/book.json
+++ b/book.json
@@ -8,10 +8,6 @@
                     "lang": "js",
                     "name": "JavaScript",
                     "default": true
-                },
-                {
-                    "lang": "go",
-                    "name": "Go"
                 }
             ]
         }