diff --git a/Version b/Version
index 3f4e15a..ab0010e 100644
--- a/Version
+++ b/Version
@@ -1 +1 @@
-3.4.20
\ No newline at end of file
+3.4.21
\ No newline at end of file
diff --git a/config/_project_json.yaml b/config/_project_json.yaml
index 1951376..bd7a2a8 100644
--- a/config/_project_json.yaml
+++ b/config/_project_json.yaml
@@ -2,7 +2,7 @@ description: !match "~{split('config', 'title' ,' - ')[0]} Live 2D\n~{split('con
 localization:
   en-us:
     ui_notice_title: <hr><h4>📝 Notes</h4><hr>
-    ui_notice_changelog: <span><b>Now supports Operator Voice!</b></span>
+    ui_notice_changelog: <span><b>Now supports Background Music!</b></span>
     ui_notice_set_fps: <span><b>Set FPS target in Settings</b></span>
     ui_notice_github: "Github: https://github.com/Halyul/aklive2d"
     ui_notice_other_operators: "Previews: https://arknights.halyul.dev/"
diff --git a/directory/Version b/directory/Version
index 1c2de38..cb174d5 100644
--- a/directory/Version
+++ b/directory/Version
@@ -1 +1 @@
-1.0.23
\ No newline at end of file
+1.2.1
\ No newline at end of file