diff --git a/mysql.md b/mysql.md
index 69ae575..b4aa6c7 100644
--- a/mysql.md
+++ b/mysql.md
@@ -1,6 +1,7 @@
 ---
-project: mysql
-tagline: mysql ffi binding
+project:     mysql
+tagline:     mysql ffi binding
+category:    Databases
 ---
 
 v1.1.1 | mysql Connector/C 6.1 | LuaJIT 2