diff --git a/tmux.conf b/tmux.conf
index e7ba6ae..8d40d52 100644
--- a/tmux.conf
+++ b/tmux.conf
@@ -3,7 +3,7 @@
 unbind C-b
 set -g prefix C-z
 bind-key C-z send-prefix
-bind-key C command-prompt "new-window '%%'"
+bind-key c command-prompt "new-window '%%'"
 
 setw -g mode-keys vi
 set -g base-index 1