diff --git a/tmux.h b/tmux.h
index ba14585a..5cd5132b 100644
--- a/tmux.h
+++ b/tmux.h
@@ -130,7 +130,6 @@ enum key_code {
 
 	/* Function keys. */
 	KEYC_F1,
-
 	KEYC_F2,
 	KEYC_F3,
 	KEYC_F4,