diff --git a/Routing.md b/04 Routing.md
similarity index 96%
rename from Routing.md
rename to 04 Routing.md
index 27b40cb..5fc9cb5 100644
--- a/Routing.md
+++ b/04 Routing.md	
@@ -24,7 +24,7 @@ Or a class method:
 
 Routes are matched in the order they are defined. The first route to match a request will be invoked.
 
-## Method Routing
+### Method Routing
 
 By default, route patterns are matched against all request methods. You can respond to specific
 methods by placing an identifier before the URL.
@@ -45,7 +45,7 @@ You can also map multiple methods to a single callback by using a `|` delimiter:
 
 Method specific routes have precedence over global routes.
 
-## Regular Expressions
+### Regular Expressions
 
 You can use regular expressions in your routes:
 
@@ -53,7 +53,7 @@ You can use regular expressions in your routes:
         // This will match /user/1234
     });
 
-## Named Parameters
+### Named Parameters
 
 You can specify named parameters in your routes which will be passed along to your callback function.
 
@@ -68,7 +68,7 @@ You can also include regular expressions with your named parameters by using the
         // But will not match /bob/12345
     });
 
-## Wildcards
+### Wildcards
 
 Matching is only done on individual URL segments. If you want to match multiple segments you can use the `*` wildcard.