diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3442fc9..59c62fb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -67,6 +67,7 @@ v2.0
 - Fix FLEXIAPI-354 Fix contact deletion
 - Fix FLEXIAPI-360 Add rules on some jobs to only run them in the Gitlab pipeline when needed
 - Fix FLEXIAPI-362 Return an empty object and not an empty array in the vcards-storage index endpoint to prevent some parsing issues in the clients
+- Fix FLEXIAPI-312 Add Redis publish event when updating the externalAccount to ping the Flexisip B2BUA
 
 v1.6
 ----
diff --git a/flexiapi/app/Libraries/FlexisipRedisConnector.php b/flexiapi/app/Libraries/FlexisipRedisConnector.php
index dbd2c6a..7ca3ada 100644
--- a/flexiapi/app/Libraries/FlexisipRedisConnector.php
+++ b/flexiapi/app/Libraries/FlexisipRedisConnector.php
@@ -20,6 +20,8 @@
 namespace App\Libraries;
 
 use App\Device;
+use App\ExternalAccount;
+
 use Illuminate\Support\Facades\Redis;
 use Illuminate\Support\Facades\Log;
 use stdClass;
@@ -54,4 +56,21 @@ class FlexisipRedisConnector
             Log::error('Redis server issue: ' . $th->getMessage());
         }
     }
+
+    public function pingB2BUA(ExternalAccount $externalAccount): bool
+    {
+        try {
+            Redis::publish('flexisip/B2BUA/account', json_encode([
+                'username' => $externalAccount->username,
+                'domain' => $externalAccount->domain,
+                'identifier' => "$externalAccount->id"
+            ]));
+
+            return true;
+        } catch (\Throwable $th) {
+            Log::error('Redis server issue: ' . $th->getMessage());
+        }
+
+        return false;
+    }
 }
diff --git a/flexiapi/app/Services/AccountService.php b/flexiapi/app/Services/AccountService.php
index c88e705..14f4e1c 100644
--- a/flexiapi/app/Services/AccountService.php
+++ b/flexiapi/app/Services/AccountService.php
@@ -26,17 +26,20 @@ use App\EmailChangeCode;
 use App\ExternalAccount;
 use App\Http\Requests\Account\Create\Request as CreateRequest;
 use App\Http\Requests\Account\Update\Request as UpdateRequest;
+use App\Libraries\FlexisipRedisConnector;
 use App\Libraries\OvhSMS;
 use App\Mail\NewsletterRegistration;
 use App\Mail\RecoverByCode;
 use App\Mail\RegisterValidation;
 use App\PhoneChangeCode;
 use App\Rules\FilteredPhone;
-use Illuminate\Support\Facades\Log;
+
 
 use Carbon\Carbon;
-use Illuminate\Support\Facades\Mail;
+
 use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Log;
+use Illuminate\Support\Facades\Mail;
 use Illuminate\Validation\Rule;
 
 class AccountService
@@ -194,8 +197,15 @@ class AccountService
     public function destroy(Request $request, int $accountId)
     {
         $account = Account::findOrFail($accountId);
+
+        $externalAccount = $account->external;
+
         $account->delete();
 
+        if ($externalAccount) {
+            (new FlexisipRedisConnector)->pingB2BUA($externalAccount);
+        }
+
         Log::channel('events')->info(
             'Account Service: Account destroyed',
             ['id' => $account->identifier]
@@ -443,6 +453,8 @@ class AccountService
 
         $externalAccount->save();
 
+        (new FlexisipRedisConnector)->pingB2BUA($externalAccount);
+
         return $externalAccount;
     }
 }