diff --git a/database/migrations/2025_12_23_123913_create_ca_certificates_table.php b/database/migrations/2025_12_23_123913_create_ca_certificates_table.php
index 42a5cb4..7083e35 100644
--- a/database/migrations/2025_12_23_123913_create_ca_certificates_table.php
+++ b/database/migrations/2025_12_23_123913_create_ca_certificates_table.php
@@ -11,22 +11,24 @@ return new class extends Migration
      */
     public function up(): void
     {
-        Schema::create('ca_certificates', function (Blueprint $table) {
-            $table->string('uuid', 32)->primary();
-            $table->string('ca_type'); // root, intermediate_4096, intermediate_2048
-            $table->longText('cert_content')->nullable();
-            $table->longText('key_content')->nullable();
-            $table->string('serial_number')->nullable();
-            $table->string('common_name')->nullable();
-            $table->string('organization')->nullable();
-            $table->dateTime('valid_from')->nullable();
-            $table->dateTime('valid_to')->nullable();
-            
-            // Tracking
-            $table->unsignedBigInteger('download_count')->default(0);
-            $table->timestamp('last_downloaded_at')->nullable();
-            $table->timestamps();
-        });
+        if (!Schema::connection('mysql_ca')->hasTable('ca_certificates')) {
+            Schema::connection('mysql_ca')->create('ca_certificates', function (Blueprint $table) {
+                $table->string('uuid', 32)->primary();
+                $table->string('ca_type'); // root, intermediate_4096, intermediate_2048
+                $table->longText('cert_content')->nullable();
+                $table->longText('key_content')->nullable();
+                $table->string('serial_number')->nullable();
+                $table->string('common_name')->nullable();
+                $table->string('organization')->nullable();
+                $table->dateTime('valid_from')->nullable();
+                $table->dateTime('valid_to')->nullable();
+                
+                // Tracking
+                $table->unsignedBigInteger('download_count')->default(0);
+                $table->timestamp('last_downloaded_at')->nullable();
+                $table->timestamps();
+            });
+        }
     }
 
     /**
@@ -34,6 +36,6 @@ return new class extends Migration
      */
     public function down(): void
     {
-        Schema::dropIfExists('ca_certificates');
+        Schema::connection('mysql_ca')->dropIfExists('ca_certificates');
     }
 };