diff --git a/core/modules/system/system.module b/core/modules/system/system.module
index 922b8a7..813e16b 100644
--- a/core/modules/system/system.module
+++ b/core/modules/system/system.module
@@ -2674,7 +2674,7 @@ function system_update_files_database(&$files, $type) {
   }
 
   if (count($delete) > 0) {
-    // Delete all missing files from the system table, but only if the plugin
+    // Delete all missing files from the system table, but only if the module
     // has never been installed.
     db_delete('system')
       ->condition($delete)