diff --git a/README.md b/README.md
index 194dc2b..57ce51a 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@ check-in codes are 6 digit codes unique to each timetabled session, and this
 extension uses crowdsourcing to gather codes and share them between users
 automatically. this system can easily be expanded to any other universities that use this system
 
-[install extension for firefox](https://cdn.ashhhleyyy.dev/file/ashs-magic-bucket/extensions/aci/2f14f65a62c241d58b03-0.2.0.xpi)
+[install extension for firefox](https://cdn.ashhhleyyy.dev/file/ashs-magic-bucket/extensions/aci/2f14f65a62c241d58b03-0.2.1.xpi)
 
 ## plans
 
diff --git a/addon_updates.json b/addon_updates.json
index 242a327..445aa10 100644
--- a/addon_updates.json
+++ b/addon_updates.json
@@ -13,6 +13,10 @@
                 {
                     "version": "0.2.0",
                     "update_link": "https://cdn.ashhhleyyy.dev/file/ashs-magic-bucket/extensions/aci/2f14f65a62c241d58b03-0.2.0.xpi"
+                },
+                {
+                    "version": "0.2.1",
+                    "update_link": "https://cdn.ashhhleyyy.dev/file/ashs-magic-bucket/extensions/aci/2f14f65a62c241d58b03-0.2.1.xpi"
                 }
             ]
         }