diff --git a/db_scripts/diff/15871.down b/db_scripts/diff/15871.down
new file mode 100644
index 00000000..3d449260
--- /dev/null
+++ b/db_scripts/diff/15871.down
@@ -0,0 +1,6 @@
+use provisioning;
+set autocommit=0;
+
+DELETE from voip_preferences WHERE attribute = "log_debug";
+
+COMMIT;
\ No newline at end of file
diff --git a/db_scripts/diff/15871.up b/db_scripts/diff/15871.up
new file mode 100644
index 00000000..2a10d092
--- /dev/null
+++ b/db_scripts/diff/15871.up
@@ -0,0 +1,31 @@
+use provisioning;
+set autocommit=0;
+
+SET @group_id = (SELECT id FROM voip_preference_groups WHERE name = 'Cloud PBX' LIMIT 1);
+
+INSERT INTO voip_preferences SET
+voip_preference_groups_id = @group_id,
+attribute = 'log_debug',
+label = 'Debug log level',
+type = 1,
+max_occur = 1,
+usr_pref = 1,
+prof_pref = 1,
+dom_pref =  1,
+peer_pref = 1,
+contract_pref = 0,
+contract_location_pref = 0,
+dev_pref = 0,
+devprof_pref = 0,
+fielddev_pref = 0,
+modify_timestamp = now(),
+internal = 0,
+expose_to_customer = 1,
+data_type = 'boolean',
+read_only = 0,
+description = 'Enable scoped SIP debug logging for subscriber, domain, or peer. When enabled, all log levels for dialogs in this scope are promoted to be recorded regardless of the global proxy log setting. The default is disabled.',
+dynamic = 0,
+reseller_pref = 0,
+expose_to_subscriber = 1;
+
+COMMIT;
\ No newline at end of file
diff --git a/schema/ngcp.sql b/schema/ngcp.sql
index edd48a07..0f5e723f 100644
--- a/schema/ngcp.sql
+++ b/schema/ngcp.sql
@@ -25,7 +25,7 @@ CREATE TABLE `db_schema` (
   PRIMARY KEY (`id`),
   UNIQUE KEY `rev_idx` (`revision`,`node`,`site_id`),
   KEY `release_idx` (`release`)
-) ENGINE=InnoDB AUTO_INCREMENT=916 DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;
+) ENGINE=InnoDB AUTO_INCREMENT=917 DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;
 /*!40101 SET character_set_client = @saved_cs_client */;
 /*!40101 SET @saved_cs_client     = @@character_set_client */;
 /*!40101 SET character_set_client = utf8mb4 */;
@@ -30967,6 +30967,7 @@ INSERT INTO `db_schema` VALUES (912,15867,'spce','1970-01-01 00:00:01','trunk',1
 INSERT INTO `db_schema` VALUES (913,15868,'spce','1970-01-01 00:00:01','trunk',1);
 INSERT INTO `db_schema` VALUES (914,15869,'spce','1970-01-01 00:00:01','trunk',1);
 INSERT INTO `db_schema` VALUES (915,15870,'spce','1970-01-01 00:00:01','trunk',1);
+INSERT INTO `db_schema` VALUES (916,15871,'spce','1970-01-01 00:00:01','trunk',1);
 commit;
 set autocommit=0;
 INSERT INTO `timezone` VALUES ('1','localtime','1970-01-01 00:00:01','1970-01-01 00:00:01',NULL);
diff --git a/schema/provisioning.sql b/schema/provisioning.sql
index ee7f5bb2..58fa99c3 100644
--- a/schema/provisioning.sql
+++ b/schema/provisioning.sql
@@ -1195,7 +1195,7 @@ CREATE TABLE `voip_preferences` (
   UNIQUE KEY `attribute_idx` (`attribute`),
   KEY `vpgid_ref` (`voip_preference_groups_id`),
   CONSTRAINT `vpgid_ref` FOREIGN KEY (`voip_preference_groups_id`) REFERENCES `voip_preference_groups` (`id`) ON UPDATE CASCADE
-) ENGINE=InnoDB AUTO_INCREMENT=412 DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;
+) ENGINE=InnoDB AUTO_INCREMENT=413 DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci;
 /*!40101 SET character_set_client = @saved_cs_client */;
 /*!40101 SET @saved_cs_client     = @@character_set_client */;
 /*!40101 SET character_set_client = utf8mb4 */;
@@ -4162,6 +4162,7 @@ INSERT INTO `voip_preferences` VALUES (408,3,'otp_secret','OTP Secret',0,1,1,0,0
 INSERT INTO `voip_preferences` VALUES (409,3,'show_otp_registration_info','Show OTP Registration Info',0,1,1,0,0,0,0,0,0,0,0,'1970-01-01 00:00:01',1,0,'boolean',1,'Show Time-based One-Time-Password (TOTP) secret and registration info for the next CSC logins.',0,0,0);
 INSERT INTO `voip_preferences` VALUES (410,3,'dnd','Do Not Disturb (DND) mode',1,1,1,1,0,0,0,0,0,0,0,'1970-01-01 00:00:01',0,1,'boolean',0,'Enable Do Not Disturb (DND) mode. If activated the subscriber will not receive any call. The call forwards will not be taken into account.',0,0,1);
 INSERT INTO `voip_preferences` VALUES (411,4,'colr','Hide own number for inbound calls',1,1,1,0,0,0,0,0,0,0,0,'1970-01-01 00:00:01',0,1,'boolean',0,'\'Connected line identification restriction\' - if set to true, the CLI is not displayed to the remote party on incoming calls.',0,0,1);
+INSERT INTO `voip_preferences` VALUES (412,9,'log_debug','Debug log level',1,1,1,1,1,1,0,0,0,0,0,'1970-01-01 00:00:01',0,1,'boolean',0,'Enable scoped SIP debug logging for subscriber, domain, or peer. When enabled, all log levels for dialogs in this scope are promoted to be recorded regardless of the global proxy log setting. The default is disabled.',0,0,1);
 commit;
 set autocommit=0;
 INSERT INTO `voip_preferences_enum` VALUES (8,62,'use domain default',NULL,1,1,0,0,NULL,0,0,0,0,NULL,NULL);