diff --git a/database/migrations/2022_06_16_045414_create_corporates_table.php b/database/migrations/2022_06_16_045414_create_corporates_table.php
index 3593f02f..f7cd2c93 100644
--- a/database/migrations/2022_06_16_045414_create_corporates_table.php
+++ b/database/migrations/2022_06_16_045414_create_corporates_table.php
@@ -20,7 +20,7 @@ return new class extends Migration
             $table->text('welcome_message')->nullable();
             $table->text('help_text')->nullable();
             $table->boolean('active')->default(true);
-            $table->json('linking_rules')->nullable();
+            $table->text('linking_rules')->nullable();
             
             $table->timestamps();
             $table->softDeletes();