diff --git a/docs/app-store-submission.md b/docs/app-store-submission.md
index 90a910e..8d63f9b 100644
--- a/docs/app-store-submission.md
+++ b/docs/app-store-submission.md
@@ -44,7 +44,7 @@ Or run manually:
 2. Archives the app with Xcode auto-signing
 3. Exports an App Store IPA
 4. Uploads to App Store Connect
-5. The first upload **automatically creates** the app record in App Store Connect (bundle ID: `com.tabatago.app`)
+5. The first upload **automatically creates** the app record in App Store Connect (bundle ID: `fr.millianlmx.tabatago`)
 
 ## After Upload
 
@@ -60,7 +60,7 @@ Or run manually:
 | Symptom | Likely Cause |
 |---|---|
 | "No accounts with iTunes Connect access" | API key doesn't have App Manager permissions — recreate the key with correct access |
-| "No profiles found" | The bundle ID `com.tabatago.app` isn't registered yet — check Apple Developer portal |
+| "No profiles found" | The bundle ID `fr.millianlmx.tabatago` isn't registered yet — check Apple Developer portal |
 | "Duplicate build number" | Build number already used — bump `CFBundleVersion` in `project.yml` and re-tag |
 | "Authentication failed" | API key was revoked, expired, or secret is misspelled — verify secrets in repository settings |
 
diff --git a/tabatago-swift/TabataGoWatch/Complications/TabataGoComplication.swift b/tabatago-swift/TabataGoWatch/Complications/TabataGoComplication.swift
index dfad628..6b3165e 100644
--- a/tabatago-swift/TabataGoWatch/Complications/TabataGoComplication.swift
+++ b/tabatago-swift/TabataGoWatch/Complications/TabataGoComplication.swift
@@ -13,7 +13,7 @@ struct TabataEntry: TimelineEntry {
 
 struct TabataProvider: TimelineProvider {
 
-    private let sharedDefaults = UserDefaults(suiteName: "group.com.tabatago.app")
+    private let sharedDefaults = UserDefaults(suiteName: "group.fr.millianlmx.tabatago")
 
     func placeholder(in context: Context) -> TabataEntry {
         TabataEntry(date: Date(), streak: 7, lastWorkoutLabel: "Today")
diff --git a/tabatago-swift/TabataGoWatch/Resources/Info.plist b/tabatago-swift/TabataGoWatch/Resources/Info.plist
index 66947f8..0eed266 100644
--- a/tabatago-swift/TabataGoWatch/Resources/Info.plist
+++ b/tabatago-swift/TabataGoWatch/Resources/Info.plist
@@ -27,6 +27,6 @@
 	<key>WKApplication</key>
 	<true/>
 	<key>WKCompanionAppBundleIdentifier</key>
-	<string>com.tabatago.app</string>
+	<string>fr.millianlmx.tabatago</string>
 </dict>
 </plist>
diff --git a/tabatago-swift/TabataGoWatch/Resources/TabataGoWatch.entitlements b/tabatago-swift/TabataGoWatch/Resources/TabataGoWatch.entitlements
index f2ea579..c1f3cd2 100644
--- a/tabatago-swift/TabataGoWatch/Resources/TabataGoWatch.entitlements
+++ b/tabatago-swift/TabataGoWatch/Resources/TabataGoWatch.entitlements
@@ -6,7 +6,7 @@
 	<true/>
 	<key>com.apple.security.application-groups</key>
 	<array>
-		<string>group.com.tabatago.app</string>
+		<string>group.fr.millianlmx.tabatago</string>
 	</array>
 </dict>
 </plist>
diff --git a/tabatago-swift/TabataGoWatch/Views/WatchActivityView.swift b/tabatago-swift/TabataGoWatch/Views/WatchActivityView.swift
index 67b0cb7..1f3cfaf 100644
--- a/tabatago-swift/TabataGoWatch/Views/WatchActivityView.swift
+++ b/tabatago-swift/TabataGoWatch/Views/WatchActivityView.swift
@@ -13,7 +13,7 @@ struct WatchActivityView: View {
     @State private var isLoading = true
 
     private let healthStore = HKHealthStore()
-    private let sharedDefaults = UserDefaults(suiteName: "group.com.tabatago.app")
+    private let sharedDefaults = UserDefaults(suiteName: "group.fr.millianlmx.tabatago")
 
     var body: some View {
         ScrollView {
diff --git a/tabatago-swift/project.yml b/tabatago-swift/project.yml
index 1615833..231af6d 100644
--- a/tabatago-swift/project.yml
+++ b/tabatago-swift/project.yml
@@ -67,7 +67,7 @@ targets:
         com.apple.developer.healthkit.access:
           - health-records
         com.apple.security.application-groups:
-          - group.com.tabatago.app
+          - group.fr.millianlmx.tabatago
     dependencies:
       - package: Supabase
         product: Supabase
@@ -78,7 +78,7 @@ targets:
         embed: true
     settings:
       base:
-        PRODUCT_BUNDLE_IDENTIFIER: com.tabatago.app
+        PRODUCT_BUNDLE_IDENTIFIER: fr.millianlmx.tabatago
         INFOPLIST_FILE: TabataGo/Resources/Info.plist
         CODE_SIGN_ENTITLEMENTS: TabataGo/Resources/TabataGo.entitlements
         ASSETCATALOG_COMPILER_APPICON_NAME: AppIcon
@@ -112,7 +112,7 @@ targets:
         CFBundleShortVersionString: "1.0"
         CFBundleVersion: "2"
         WKApplication: true
-        WKCompanionAppBundleIdentifier: com.tabatago.app
+        WKCompanionAppBundleIdentifier: fr.millianlmx.tabatago
         NSHealthShareUsageDescription: "TabataGo reads your heart rate and calories during workouts."
         NSHealthUpdateUsageDescription: "TabataGo saves workout data to Apple Health directly from your Watch."
     entitlements:
@@ -120,13 +120,13 @@ targets:
       properties:
         com.apple.developer.healthkit: true
         com.apple.security.application-groups:
-          - group.com.tabatago.app
+          - group.fr.millianlmx.tabatago
     dependencies:
       - target: TabataGoWatchWidget
         embed: true
     settings:
       base:
-        PRODUCT_BUNDLE_IDENTIFIER: com.tabatago.app.watchkitapp
+        PRODUCT_BUNDLE_IDENTIFIER: fr.millianlmx.tabatago.watchkitapp
         INFOPLIST_FILE: TabataGoWatch/Resources/Info.plist
         CODE_SIGN_ENTITLEMENTS: TabataGoWatch/Resources/TabataGoWatch.entitlements
         ASSETCATALOG_COMPILER_APPICON_NAME: AppIcon
@@ -152,7 +152,7 @@ targets:
           NSExtensionPointIdentifier: com.apple.widgetkit-extension
     settings:
       base:
-        PRODUCT_BUNDLE_IDENTIFIER: com.tabatago.app.watchkitapp.widget
+        PRODUCT_BUNDLE_IDENTIFIER: fr.millianlmx.tabatago.watchkitapp.widget
         TARGETED_DEVICE_FAMILY: "4"
         WATCHOS_DEPLOYMENT_TARGET: "11.0"
 
@@ -166,7 +166,7 @@ targets:
       - target: TabataGo
     settings:
       base:
-        PRODUCT_BUNDLE_IDENTIFIER: com.tabatago.app.tests
+        PRODUCT_BUNDLE_IDENTIFIER: fr.millianlmx.tabatago.tests
 
   TabataGoUITests:
     type: bundle.ui-testing
@@ -178,7 +178,7 @@ targets:
       - target: TabataGo
     settings:
       base:
-        PRODUCT_BUNDLE_IDENTIFIER: com.tabatago.app.uitests
+        PRODUCT_BUNDLE_IDENTIFIER: fr.millianlmx.tabatago.uitests
 
 schemes:
   TabataGo: