diff --git a/database/migrations/2018_01_10_073825_add_subscription_format.php b/database/migrations/2018_01_10_073825_add_subscription_format.php
index d4cd06f4614f..31a49669b1aa 100644
--- a/database/migrations/2018_01_10_073825_add_subscription_format.php
+++ b/database/migrations/2018_01_10_073825_add_subscription_format.php
@@ -35,6 +35,10 @@ class AddSubscriptionFormat extends Migration
             $table->decimal('discount', 13, 2)->change();
         });
 
+        Schema::table('invoice_items', function ($table) {
+            $table->decimal('discount', 13, 2)->change();
+        });
+
         Schema::create('proposal_categories', function ($table) {
             $table->increments('id');
             $table->unsignedInteger('account_id');