diff --git a/classes/migration/install/CommonMigration.php b/classes/migration/install/CommonMigration.php
index 97cb194db9e..4c66d1a395e 100644
--- a/classes/migration/install/CommonMigration.php
+++ b/classes/migration/install/CommonMigration.php
@@ -203,7 +203,7 @@ public function up(): void
             $table->foreign('user_id')->references('user_id')->on('users')->onDelete('cascade');
             $table->index(['user_id'], 'notification_subscription_settings_user_id');
 
-            $table->bigInteger('context');
+            $table->bigInteger('context')->nullable();
             $contextDao = Application::getContextDAO();
             $table->foreign('context')->references($contextDao->primaryKeyColumn)->on($contextDao->tableName)->onDelete('cascade');
             $table->index(['context'], 'notification_subscription_settings_context');