diff --git a/en/03.4.md b/en/03.4.md
index 45eb19b0..123db21e 100644
--- a/en/03.4.md
+++ b/en/03.4.md
@@ -105,7 +105,7 @@ func main() {
 }
 ```
 
-#Routing
+# Routing
 
 If you do not want to use a Router, you can still achieve what we wrote in the above section by replacing the second argument to `ListenAndServe` to nil and registering the URLs using a `HandleFunc` function which goes through all the registered URLs to find the best match, so care must be taken about the order of the registering.