diff --git a/etc/conf.org b/etc/conf.org
index eb30360..25ae74d 100644
--- a/etc/conf.org
+++ b/etc/conf.org
@@ -921,10 +921,14 @@ Flycheck syntax checkers
 (use-package company-c-headers
   :straight t)
 
+(use-package c-eldoc
+  :straight t)
+
 (use-package c-mode
   :after flycheck
   :hook ((c-mode . company-mode)
          (c-mode . irony-mode)
+         (c-mode . c-turn-on-eldoc-mode)
          (c-mode . nd/init-c-company)))
 #+END_SRC
 *** Python