diff --git a/core/includes/config.inc b/core/includes/config.inc
index fb95053..aa51559 100644
--- a/core/includes/config.inc
+++ b/core/includes/config.inc
@@ -451,5 +451,15 @@ function config_diff(StorageInterface $source_storage, StorageInterface $target_
   $source_data = explode("\n", $dumper->dump($source_storage->read($name), PHP_INT_MAX));
   $target_data = explode("\n", $dumper->dump($target_storage->read($name), PHP_INT_MAX));
 
+  // Check for new or removed files.
+  if ($source_data === array('false')) {
+    // Added file.
+    $source_data === array(t('File added'));
+  }
+  if ($target_data === array('false')) {
+    // Deleted file.
+    $target_data = array(t('File removed'));
+  }
+
   return new Diff($source_data, $target_data);
 }