diff --git a/android/fastlane/Fastfile b/android/fastlane/Fastfile
index 811d7d07e..66e97bd3d 100644
--- a/android/fastlane/Fastfile
+++ b/android/fastlane/Fastfile
@@ -30,10 +30,11 @@ platform :android do
       track: track,
       json_key_data: ENV["PLAY_STORE_CONFIG_JSON"]
     )[0].to_i
-    build_name = last_git_tag.gsub("v", "").split("-").first
+    sentry_release = last_git_tag.gsub("v", "")
+    build_name = sentry_release.split("-").first
     # Add: --obfuscate --split-debug-info=build/app/outputs/symbols
     # Note: We run `cd ..` first, so paths are relative to repository root.
-    sh "cd .. && flutter build appbundle --verbose --release --obfuscate --split-debug-info=build/app/outputs/symbols --dart-define=SERVER_URL=$SERVER_URL --build-number=#{latest_build_number+1} --build-name=#{build_name}"
+    sh "cd .. && flutter build appbundle --verbose --release --obfuscate --split-debug-info=build/app/outputs/symbols --dart-define=SERVER_URL=$SERVER_URL --dart-define=SENTRY_RELEASE=#{sentry_release} --build-number=#{latest_build_number+1} --build-name=#{build_name}"
     upload_to_play_store(
       json_key_data: ENV["PLAY_STORE_CONFIG_JSON"],
       track: track,
diff --git a/core/lib/utils/sentry/sentry_config.dart b/core/lib/utils/sentry/sentry_config.dart
index 875de64a7..aaa9a7660 100644
--- a/core/lib/utils/sentry/sentry_config.dart
+++ b/core/lib/utils/sentry/sentry_config.dart
@@ -78,24 +78,40 @@ class SentryConfig {
         && sentryEnvironment.trim().isNotEmpty;
     if (!isConfigValid) return null;
 
-    final appVersion = await ApplicationManager().getAppVersion();
+    final release = await _resolveRelease();
 
     const sentryDist = String.fromEnvironment('SENTRY_DIST');
     logTrace(
       'SentryConfig::load: sentryDist is $sentryDist, '
-      'appVersion is $appVersion',
+      'release is $release',
       webConsoleEnabled: true,
     );
 
     return SentryConfig(
       dsn: sentryDSN,
       environment: sentryEnvironment,
-      release: appVersion,
+      release: release,
       isAvailable: isAvailable,
       dist: sentryDist.isNotEmpty ? sentryDist : null,
     );
   }
 
+  /// Resolves the Sentry release string.
+  ///
+  /// Priority:
+  /// 1. `--dart-define=SENTRY_RELEASE=<version>` injected at build time by
+  ///    Fastlane/CI — guarantees the same string the CI uses to upload symbols.
+  /// 2. `PackageInfo.version` as fallback (local dev / non-release builds).
+  ///
+  /// Why dart-define takes priority: iOS CFBundleShortVersionString strips
+  /// pre-release suffixes (e.g. "0.28.3-rc09" → "0.28.3"), so PackageInfo
+  /// returns a different value than what CI tags the symbols with.
+  static Future<String> _resolveRelease() async {
+    const dartDefineRelease = String.fromEnvironment('SENTRY_RELEASE');
+    if (dartDefineRelease.isNotEmpty) return dartDefineRelease;
+    return ApplicationManager().getAppVersion();
+  }
+
   static const String sentryConfigKeyChain = 'sentry_config_data';
 
   Map<String, dynamic> toJson() {
diff --git a/ios/fastlane/Fastfile b/ios/fastlane/Fastfile
index c83b883da..4f785d7ed 100644
--- a/ios/fastlane/Fastfile
+++ b/ios/fastlane/Fastfile
@@ -50,11 +50,19 @@ platform :ios do
     increment_version_number(
       version_number: last_git_tag.gsub("v", "").split("-").first
     )
+    # Pass the full release tag (e.g. "0.28.3-rc09") to the Dart layer so the
+    # app reports the same string to Sentry as CI uses when uploading dSYMs.
+    # This is separate from increment_version_number (which stays numeric for
+    # App Store compatibility). Each dart-define must be base64-encoded.
+    require 'base64'
+    sentry_release = last_git_tag.gsub("v", "")
+    sentry_release_define = Base64.strict_encode64("SENTRY_RELEASE=#{sentry_release}")
     build_app(
       scheme: "Runner",
       configuration: "Release",
       workspace: "Runner.xcworkspace",
-      export_method: "app-store"
+      export_method: "app-store",
+      xcargs: "DART_DEFINES=#{sentry_release_define}",
     )
     upload_to_testflight(
       skip_waiting_for_build_processing: true,
diff --git a/lib/features/mailbox_dashboard/domain/linagora_ecosystem/sentry_config_linagora_ecosystem.dart b/lib/features/mailbox_dashboard/domain/linagora_ecosystem/sentry_config_linagora_ecosystem.dart
index 7f13757b2..43ba8f6bf 100644
--- a/lib/features/mailbox_dashboard/domain/linagora_ecosystem/sentry_config_linagora_ecosystem.dart
+++ b/lib/features/mailbox_dashboard/domain/linagora_ecosystem/sentry_config_linagora_ecosystem.dart
@@ -41,12 +41,15 @@ class SentryConfigLinagoraEcosystem extends LinagoraEcosystemProperties {
 
 extension SentryConfigLinagoraEcosystemExtension on SentryConfigLinagoraEcosystem {
   Future<SentryConfig> toSentryConfig() async {
-    final appVersion = await ApplicationManager().getAppVersion();
+    const dartDefineRelease = String.fromEnvironment('SENTRY_RELEASE');
+    final release = dartDefineRelease.isNotEmpty
+        ? dartDefineRelease
+        : await ApplicationManager().getAppVersion();
 
     return SentryConfig(
       dsn: dsn ?? '',
       environment: environment ?? '',
-      release: appVersion,
+      release: release,
       isAvailable: enabled ?? false,
     );
   }