diff --git a/extension/manifest.json b/extension/manifest.json
index df902e0..6976083 100644
--- a/extension/manifest.json
+++ b/extension/manifest.json
@@ -1,7 +1,7 @@
 {
   "manifest_version": 3,
   "name": "KoalaSync",
-  "version": "1.2.0",
+  "version": "1.2.1",
   "description": "Synchronize video playback across different tabs and users.",
   "permissions": [
     "storage",
diff --git a/shared/constants.js b/shared/constants.js
index 2c128c3..b0decdd 100644
--- a/shared/constants.js
+++ b/shared/constants.js
@@ -7,7 +7,7 @@
  */
 
 export const PROTOCOL_VERSION = "1.0.0";
-export const APP_VERSION = "1.2.0";
+export const APP_VERSION = "1.2.1";
 
 export const OFFICIAL_SERVER_URL = 'wss://sync.shik3i.net';
 export const OFFICIAL_LANDING_PAGE_URL = 'https://koalasync.shik3i.net';