diff --git a/sql/base/auth_database.sql b/sql/base/auth_database.sql
index 0af451f649..cd25b2da1b 100644
--- a/sql/base/auth_database.sql
+++ b/sql/base/auth_database.sql
@@ -1481,7 +1481,14 @@ INSERT INTO `build_auth_key` VALUES
 (66198,'Mac','x64','WoWC',0xAEF62044240B9657D54EE2ED7B22A2CD),
 (66198,'Win','A64','WoW',0x684FAED34FA60E23854BD1673204E317),
 (66198,'Win','x64','WoW',0x64C1CBF59BC8EE9B6681FCD5A5A14F7B),
-(66198,'Win','x64','WoWC',0x60B099C9F1CE2A2E48A99920090B3BB5);
+(66198,'Win','x64','WoWC',0x60B099C9F1CE2A2E48A99920090B3BB5),
+(66220,'Mac','A64','WoW',0x4385ED9D10459B4C60EDC870C9EEE17A),
+(66220,'Mac','A64','WoWC',0xBB8F1891046195F34FF37D02230B3068),
+(66220,'Mac','x64','WoW',0xE69739F70296531F9330F7E766C29D75),
+(66220,'Mac','x64','WoWC',0xADE47B3180CAADE4C3E0517CF8184F07),
+(66220,'Win','A64','WoW',0xF38707CC641DB628993957D7B2262895),
+(66220,'Win','x64','WoW',0x88C34460E28D65B62FA6F1CACE8107E3),
+(66220,'Win','x64','WoWC',0x9B3C1C2FB9E9F2401B0F5F2AD6CDA84E);
 /*!40000 ALTER TABLE `build_auth_key` ENABLE KEYS */;
 UNLOCK TABLES;
 
@@ -1916,7 +1923,8 @@ INSERT INTO `build_info` VALUES
 (66066,12,0,1,NULL),
 (66102,12,0,1,NULL),
 (66192,12,0,1,NULL),
-(66198,12,0,1,NULL);
+(66198,12,0,1,NULL),
+(66220,12,0,1,NULL);
 /*!40000 ALTER TABLE `build_info` ENABLE KEYS */;
 UNLOCK TABLES;
 
@@ -3529,7 +3537,7 @@ CREATE TABLE `realmlist` (
   `timezone` tinyint unsigned NOT NULL DEFAULT '0',
   `allowedSecurityLevel` tinyint unsigned NOT NULL DEFAULT '0',
   `population` float NOT NULL DEFAULT '0',
-  `gamebuild` int unsigned NOT NULL DEFAULT '66198',
+  `gamebuild` int unsigned NOT NULL DEFAULT '66220',
   `Region` tinyint unsigned NOT NULL DEFAULT '1',
   `Battlegroup` tinyint unsigned NOT NULL DEFAULT '1',
   PRIMARY KEY (`id`),
@@ -3544,7 +3552,7 @@ CREATE TABLE `realmlist` (
 LOCK TABLES `realmlist` WRITE;
 /*!40000 ALTER TABLE `realmlist` DISABLE KEYS */;
 INSERT INTO `realmlist` VALUES
-(1,'Trinity','127.0.0.1','127.0.0.1',NULL,NULL,'255.255.255.0',8085,0,0,1,0,0,66198,1,1);
+(1,'Trinity','127.0.0.1','127.0.0.1',NULL,NULL,'255.255.255.0',8085,0,0,1,0,0,66220,1,1);
 /*!40000 ALTER TABLE `realmlist` ENABLE KEYS */;
 UNLOCK TABLES;
 
@@ -4093,7 +4101,8 @@ INSERT INTO `updates` VALUES
 ('2026_02_25_01_auth.sql','CBCC2B6C82C81E99C7F68B6C80C06A8CA3F05567','RELEASED','2026-02-25 22:40:44',0),
 ('2026_02_27_00_auth.sql','8B58DE791107448F19E87A01445DE609CE9CF5FA','RELEASED','2026-02-27 21:19:42',0),
 ('2026_03_02_00_auth.sql','D1F233FE66AC4DE17A02B2421FE2064C803828AD','RELEASED','2026-03-02 00:02:26',0),
-('2026_03_03_00_auth.sql','96385972B7941EF26ABBC15D3ABB02F06740EFF9','RELEASED','2026-03-03 20:14:21',0);
+('2026_03_03_00_auth.sql','96385972B7941EF26ABBC15D3ABB02F06740EFF9','RELEASED','2026-03-03 20:14:21',0),
+('2026_03_04_00_auth.sql','53A0F8956491C0B634D9BDA980CC9A1A9D62F437','RELEASED','2026-03-04 11:14:32',0);
 /*!40000 ALTER TABLE `updates` ENABLE KEYS */;
 UNLOCK TABLES;
 
diff --git a/sql/updates/auth/master/2026_03_04_00_auth.sql b/sql/updates/auth/master/2026_03_04_00_auth.sql
new file mode 100644
index 0000000000..c71858507f
--- /dev/null
+++ b/sql/updates/auth/master/2026_03_04_00_auth.sql
@@ -0,0 +1,23 @@
+DELETE FROM `build_info` WHERE `build` IN (66220);
+INSERT INTO `build_info` (`build`,`majorVersion`,`minorVersion`,`bugfixVersion`,`hotfixVersion`) VALUES
+(66220,12,0,1,NULL);
+
+DELETE FROM `build_auth_key` WHERE `build`=66220 AND `platform`='Mac' AND `arch`='A64' AND `type`='WoW';
+DELETE FROM `build_auth_key` WHERE `build`=66220 AND `platform`='Mac' AND `arch`='A64' AND `type`='WoWC';
+DELETE FROM `build_auth_key` WHERE `build`=66220 AND `platform`='Mac' AND `arch`='x64' AND `type`='WoW';
+DELETE FROM `build_auth_key` WHERE `build`=66220 AND `platform`='Mac' AND `arch`='x64' AND `type`='WoWC';
+DELETE FROM `build_auth_key` WHERE `build`=66220 AND `platform`='Win' AND `arch`='A64' AND `type`='WoW';
+DELETE FROM `build_auth_key` WHERE `build`=66220 AND `platform`='Win' AND `arch`='x64' AND `type`='WoW';
+DELETE FROM `build_auth_key` WHERE `build`=66220 AND `platform`='Win' AND `arch`='x64' AND `type`='WoWC';
+INSERT INTO `build_auth_key` (`build`,`platform`,`arch`,`type`,`key`) VALUES
+(66220,'Mac','A64','WoW',0x4385ED9D10459B4C60EDC870C9EEE17A),
+(66220,'Mac','A64','WoWC',0xBB8F1891046195F34FF37D02230B3068),
+(66220,'Mac','x64','WoW',0xE69739F70296531F9330F7E766C29D75),
+(66220,'Mac','x64','WoWC',0xADE47B3180CAADE4C3E0517CF8184F07),
+(66220,'Win','A64','WoW',0xF38707CC641DB628993957D7B2262895),
+(66220,'Win','x64','WoW',0x88C34460E28D65B62FA6F1CACE8107E3),
+(66220,'Win','x64','WoWC',0x9B3C1C2FB9E9F2401B0F5F2AD6CDA84E);
+
+UPDATE `realmlist` SET `gamebuild`=66220 WHERE `gamebuild`=66198;
+
+ALTER TABLE `realmlist` CHANGE `gamebuild` `gamebuild` int unsigned NOT NULL DEFAULT '66220';