diff --git a/composer.lock b/composer.lock
index 107a80b8ba..7835b1137c 100644
--- a/composer.lock
+++ b/composer.lock
@@ -3546,22 +3546,22 @@
         },
         {
             "name": "mailersend/laravel-driver",
-            "version": "v2.12.0",
+            "version": "v2.9.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/mailersend/mailersend-laravel-driver.git",
-                "reference": "15e1ec41e29e65d3ca226929c65804190aaa93eb"
+                "reference": "87fd5ab76808bbaac9221be0d306baef13e98725"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/mailersend/mailersend-laravel-driver/zipball/15e1ec41e29e65d3ca226929c65804190aaa93eb",
-                "reference": "15e1ec41e29e65d3ca226929c65804190aaa93eb",
+                "url": "https://api.github.com/repos/mailersend/mailersend-laravel-driver/zipball/87fd5ab76808bbaac9221be0d306baef13e98725",
+                "reference": "87fd5ab76808bbaac9221be0d306baef13e98725",
                 "shasum": ""
             },
             "require": {
                 "ext-json": "*",
                 "illuminate/support": "^9.0 || ^10.0  || ^11.0 || ^12.0",
-                "mailersend/mailersend": "^0.35.0",
+                "mailersend/mailersend": "^0.31.0",
                 "nyholm/psr7": "^1.5",
                 "php": ">=8.0",
                 "php-http/guzzle7-adapter": "^1.0",
@@ -3609,28 +3609,29 @@
             ],
             "support": {
                 "issues": "https://github.com/mailersend/mailersend-laravel-driver/issues",
-                "source": "https://github.com/mailersend/mailersend-laravel-driver/tree/v2.12.0"
+                "source": "https://github.com/mailersend/mailersend-laravel-driver/tree/v2.9.1"
             },
-            "time": "2025-10-28T14:59:16+00:00"
+            "time": "2025-04-09T09:33:07+00:00"
         },
         {
             "name": "mailersend/mailersend",
-            "version": "v0.35.0",
+            "version": "v0.31.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/mailersend/mailersend-php.git",
-                "reference": "f1696cf9e727e9503fbc5882d2a111bd966ad276"
+                "reference": "513ff83ee768526055ad52987cde401ea7218c67"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/mailersend/mailersend-php/zipball/f1696cf9e727e9503fbc5882d2a111bd966ad276",
-                "reference": "f1696cf9e727e9503fbc5882d2a111bd966ad276",
+                "url": "https://api.github.com/repos/mailersend/mailersend-php/zipball/513ff83ee768526055ad52987cde401ea7218c67",
+                "reference": "513ff83ee768526055ad52987cde401ea7218c67",
                 "shasum": ""
             },
             "require": {
                 "beberlei/assert": "^3.2",
                 "ext-json": "*",
-                "php": "^7.4 || ^8.0 <8.5",
+                "illuminate/collections": "^8.0 || ^9.0 || ^10.0 || ^11.0 || ^12.0",
+                "php": "^7.4|^8.0",
                 "php-http/client-common": "^2.2",
                 "php-http/discovery": "^1.9",
                 "php-http/httplug": "^2.1",
@@ -3675,9 +3676,9 @@
             ],
             "support": {
                 "issues": "https://github.com/mailersend/mailersend-php/issues",
-                "source": "https://github.com/mailersend/mailersend-php/tree/v0.35.0"
+                "source": "https://github.com/mailersend/mailersend-php/tree/v0.31.0"
             },
-            "time": "2025-10-28T13:11:43+00:00"
+            "time": "2025-04-03T12:16:11+00:00"
         },
         {
             "name": "monolog/monolog",
diff --git a/config/firefly.php b/config/firefly.php
index ae6ed1147f..bebaee5921 100644
--- a/config/firefly.php
+++ b/config/firefly.php
@@ -78,8 +78,8 @@ return [
         'running_balance_column' => env('USE_RUNNING_BALANCE', false),
         // see cer.php for exchange rates feature flag.
     ],
-    'version'                              => '6.4.10',
-    'build_time'                           => 1765735883,
+    'version'                              => 'develop/2025-12-15',
+    'build_time'                           => 1765769630,
     'api_version'                          => '2.1.0', // field is no longer used.
     'db_version'                           => 28, // field is no longer used.