diff --git a/core/modules/user/user.module b/core/modules/user/user.module
index 1394b23..7b3db58 100644
--- a/core/modules/user/user.module
+++ b/core/modules/user/user.module
@@ -1426,3 +1426,13 @@ function template_preprocess_user(&$variables) {
     $variables['content'][$key] = $variables['elements'][$key];
   }
 }
+
+/**
+ * Implements hook_theme_suggestions_HOOK().
+ */
+function user_theme_suggestions_user(array $variables) {
+  $suggestions = array();
+  $sanitized_view_mode = strtr($variables['elements']['#view_mode'], '.', '_');
+  $suggestions[] = 'user__' . $sanitized_view_mode;
+  return $suggestions;
+}