diff --git a/init-package/init-rainbow-delimiters.el b/init-package/init-rainbow-delimiters.el
index 1a49cb29e..9ae5ca746 100644
--- a/init-package/init-rainbow-delimiters.el
+++ b/init-package/init-rainbow-delimiters.el
@@ -3,7 +3,8 @@
   (rainbow-delimiters-mode 1))
 
 (setq-default frame-background-mode 'dark)
-(let ((supported-modes '(emacs-lisp-mode-hook
+(let ((supported-modes '(c-mode-common-hook
+                         emacs-lisp-mode-hook
                          clojure-mode-hook
                          javascript-mode-hook
                          lisp-mode-hook