diff --git a/server/migrations/20250917-modify-drone-id-to-bigint.js b/server/migrations/20250917-modify-drone-id-to-bigint.js
new file mode 100644
index 0000000..5a809cd
--- /dev/null
+++ b/server/migrations/20250917-modify-drone-id-to-bigint.js
@@ -0,0 +1,21 @@
+'use strict';
+
+module.exports = {
+  up: async (queryInterface, Sequelize) => {
+    await queryInterface.changeColumn('drone_detections', 'drone_id', {
+      type: Sequelize.BIGINT,
+      allowNull: false,
+      defaultValue: 999999,
+      comment: 'Detected drone identifier (BIGINT for large IDs)'
+    });
+  },
+
+  down: async (queryInterface, Sequelize) => {
+    await queryInterface.changeColumn('drone_detections', 'drone_id', {
+      type: Sequelize.INTEGER,
+      allowNull: false,
+      defaultValue: 999999,
+      comment: 'Detected drone identifier'
+    });
+  }
+};
\ No newline at end of file
diff --git a/server/models/DroneDetection.js b/server/models/DroneDetection.js
index eb6147e..a6b887f 100644
--- a/server/models/DroneDetection.js
+++ b/server/models/DroneDetection.js
@@ -17,10 +17,10 @@ module.exports = (sequelize) => {
       comment: 'ID of the detecting device'
     },
     drone_id: {
-      type: DataTypes.INTEGER,
+      type: DataTypes.BIGINT,
       allowNull: false,
       defaultValue: 999999,
-      comment: 'Detected drone identifier'
+      comment: 'Detected drone identifier (BIGINT for large IDs)'
     },
     drone_type: {
       type: DataTypes.INTEGER,