diff --git a/init.el b/init.el
index 9eaadeb..84e7adc 100644
--- a/init.el
+++ b/init.el
@@ -143,3 +143,4 @@
 (provide 'init)
 ;;; init.el ends here
 (put 'narrow-to-region 'disabled nil)
+(put 'downcase-region 'disabled nil)
diff --git a/modules/helm.el b/modules/helm.el
index d37fe05..7649f06 100644
--- a/modules/helm.el
+++ b/modules/helm.el
@@ -150,7 +150,7 @@
     :after helm
     :bind
     (("C-s" . swiper-helm)
-     ("M-s M-s" . isearch-forward))
+     ("C-c C-s" . isearch-forward))
     :config
     (setq swiper-helm-display-function 'helm-default-display-buffer))