diff --git a/CHANGELOG.md b/CHANGELOG.md
index 288fb3cd..59eb2371 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,7 @@ All notable changes to cmux are documented here.
 ## [1.23.0] - 2026-02-09
 
 ### Changed
-- Rename app from cmuxterm to cmux — new app name, bundle ID, socket paths, Homebrew tap, and CLI binary name
+- Rename app from cmuxterm to cmux — new app name, socket paths, Homebrew tap, and CLI binary name (bundle ID remains `com.cmuxterm.app` for Sparkle update continuity)
 - Sidebar now shows tab status as text instead of colored dots, with instant git HEAD change detection
 
 ### Fixed
diff --git a/CLI/cmux.swift b/CLI/cmux.swift
index fc9fc953..5b0fd8b4 100644
--- a/CLI/cmux.swift
+++ b/CLI/cmux.swift
@@ -684,7 +684,7 @@ struct CMUXCLI {
 }
 
 @main
-struct CMUXTermMain {
+struct CMUXMain {
     static func main() {
         let cli = CMUXCLI(args: CommandLine.arguments)
         do {
diff --git a/GhosttyTabs.xcodeproj/project.pbxproj b/GhosttyTabs.xcodeproj/project.pbxproj
index bee3518a..856074ea 100644
--- a/GhosttyTabs.xcodeproj/project.pbxproj
+++ b/GhosttyTabs.xcodeproj/project.pbxproj
@@ -614,7 +614,7 @@
 					Carbon,
 				);
 				ONLY_ACTIVE_ARCH = YES;
-				PRODUCT_BUNDLE_IDENTIFIER = com.cmux.app;
+				PRODUCT_BUNDLE_IDENTIFIER = com.cmuxterm.app;
 				PRODUCT_NAME = cmux;
 				SWIFT_EMIT_LOC_STRINGS = YES;
 				SWIFT_OBJC_BRIDGING_HEADER = "cmux-Bridging-Header.h";
diff --git a/docs-site/content/docs/changelog.mdx b/docs-site/content/docs/changelog.mdx
index e38c69da..29e53c47 100644
--- a/docs-site/content/docs/changelog.mdx
+++ b/docs-site/content/docs/changelog.mdx
@@ -8,7 +8,7 @@ All notable changes to cmux are documented here.
 ## [1.23.0] - 2026-02-09
 
 ### Changed
-- Rename app from cmuxterm to cmux — new app name, bundle ID, socket paths, Homebrew tap, and CLI binary name
+- Rename app from cmuxterm to cmux — new app name, socket paths, Homebrew tap, and CLI binary name (bundle ID remains `com.cmuxterm.app` for Sparkle update continuity)
 - Sidebar now shows tab status as text instead of colored dots, with instant git HEAD change detection
 
 ### Fixed