diff --git a/custom/setup-coding.el b/custom/setup-coding.el
index 714dd9b..5f1391d 100644
--- a/custom/setup-coding.el
+++ b/custom/setup-coding.el
@@ -38,8 +38,7 @@
 (add-hook 'c-mode-hook 'infer-indentation-style)
 
 ;; Enable subword mode for handling CamelCase format
-;; TODO: not recognized
-(subword-mode 1)
+(global-subword-mode t)
 
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ;;              Python                          ;;