diff --git a/mysql.md b/mysql.md
index 2c95fa2..57c348c 100644
--- a/mysql.md
+++ b/mysql.md
@@ -1,7 +1,6 @@
 ---
 project:     mysql
 tagline:     mysql ffi binding
-category:    Databases
 ---
 
 ## `local mysql = require'mysql'`