diff --git a/packages/core/package.json b/packages/core/package.json
index 6902f9f0..06438bae 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@oplayer/core",
-  "version": "1.2.9",
+  "version": "1.2.10",
   "description": "Oh! Another HTML5 video player.",
   "type": "module",
   "main": "./dist/index.es.js",
diff --git a/packages/ui/README.md b/packages/ui/README.md
index a02d9ddd..37a021be 100644
--- a/packages/ui/README.md
+++ b/packages/ui/README.md
@@ -39,7 +39,7 @@ OUI({
   showControls: 'always', // 'played'
   slideToSeek: 'none', // 'always' | 'long-touch'
   forceLandscapeOnFullscreen: true,
-  controlBar: false, //appbar
+  controlBar: false, // | {back: true} // appbar
   topSetting: false, //show setting icon on appbar
   subtitle: {
     color: 'hotpink',
diff --git a/packages/ui/package.json b/packages/ui/package.json
index c688b3d2..ef8928f6 100644
--- a/packages/ui/package.json
+++ b/packages/ui/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@oplayer/ui",
-  "version": "1.2.11",
+  "version": "1.2.12",
   "description": "ui plugin for oplayer",
   "type": "module",
   "main": "./dist/index.es.js",