diff --git a/doc/codewalk/urlpoll.go b/doc/codewalk/urlpoll.go
index b320eb1..1439e34 100644
--- a/doc/codewalk/urlpoll.go
+++ b/doc/codewalk/urlpoll.go
@@ -5,8 +5,8 @@
 package main
 
 import (
-	"http"
 	"log"
+	"net/http"
 	"time"
 )