diff --git a/src/main/java/seedu/address/ui/HelpWindow.java b/src/main/java/seedu/address/ui/HelpWindow.java
index 9a665915949..df65f43b821 100644
--- a/src/main/java/seedu/address/ui/HelpWindow.java
+++ b/src/main/java/seedu/address/ui/HelpWindow.java
@@ -15,7 +15,7 @@
  */
 public class HelpWindow extends UiPart<Stage> {
 
-    public static final String USERGUIDE_URL = "https://se-education.org/addressbook-level3/UserGuide.html";
+    public static final String USERGUIDE_URL = "https://ay2021s1-cs2103-f10-2.github.io/tp/UserGuide.html";
     public static final String HELP_MESSAGE = "Refer to the user guide: " + USERGUIDE_URL;
 
     private static final Logger logger = LogsCenter.getLogger(HelpWindow.class);