diff --git a/database/migrations/2025_12_04_095636_modify_tags_table.php b/database/migrations/2025_12_04_095636_modify_tags_table.php
index a419207..625bb62 100644
--- a/database/migrations/2025_12_04_095636_modify_tags_table.php
+++ b/database/migrations/2025_12_04_095636_modify_tags_table.php
@@ -2,6 +2,7 @@
 
 use Illuminate\Database\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\Schema;
 
 return new class extends Migration
@@ -11,11 +12,43 @@
      */
     public function up(): void
     {
-        Schema::table('tags', function (Blueprint $table) {
-            $table->dropForeign(['package_id']);
-            $table->renameColumn('package_id', 'box_id');
-            $table->foreign('box_id')->references('id')->on('boxes')->onDelete('cascade');
-        });
+        // Obtener el nombre real de la FK si existe
+        $foreignKeys = DB::select("
+            SELECT CONSTRAINT_NAME
+            FROM information_schema.KEY_COLUMN_USAGE
+            WHERE TABLE_SCHEMA = DATABASE()
+            AND TABLE_NAME = 'tags'
+            AND COLUMN_NAME = 'package_id'
+            AND REFERENCED_TABLE_NAME IS NOT NULL
+        ");
+
+        // Eliminar FK solo si existe
+        if (!empty($foreignKeys)) {
+            $constraintName = $foreignKeys[0]->CONSTRAINT_NAME;
+            DB::statement("ALTER TABLE tags DROP FOREIGN KEY `{$constraintName}`");
+        }
+
+        // Renombrar columna solo si existe package_id
+        if (Schema::hasColumn('tags', 'package_id')) {
+            Schema::table('tags', function (Blueprint $table) {
+                $table->renameColumn('package_id', 'box_id');
+            });
+        }
+
+        $boxForeignKeys = DB::select("
+            SELECT CONSTRAINT_NAME
+            FROM information_schema.KEY_COLUMN_USAGE
+            WHERE TABLE_SCHEMA = DATABASE()
+            AND TABLE_NAME = 'tags'
+            AND COLUMN_NAME = 'box_id'
+            AND REFERENCED_TABLE_NAME = 'boxes'
+        ");
+
+        if (empty($boxForeignKeys)) {
+            Schema::table('tags', function (Blueprint $table) {
+                $table->foreign('box_id')->references('id')->on('boxes')->onDelete('cascade');
+            });
+        }
     }
 
     /**