diff --git a/modules/home/doom/static/config.el b/modules/home/doom/static/config.el
index 46eea5d..0b83e6a 100644
--- a/modules/home/doom/static/config.el
+++ b/modules/home/doom/static/config.el
@@ -132,7 +132,9 @@
           )))
 
 (after! ccls
-  (setq ccls-initialization-options '(:index (:comments 2) :completion (:detailedLabel t) :compilationDatabaseDirectory "build" :cache (:directory "" :format "json")))
+  (setq ccls-initialization-options '(:index (:comments 2) :completion (:detailedLabel t) :compilationDatabaseDirectory "build" :cache (:directory ".cache/ccls" :format "binary")))
   (set-lsp-priority! 'ccls 1))
 
+(map! :desc "Show Doc-UI" "C-h" #'lsp-ui-doc-show)
+
 (set-formatter! 'alejandra '("alejandra" "--quiet") :modes '(nix-mode))