1 files changed, 1 insertions, 0 deletions

diff --git a/tmux.h b/tmux.h
index b8fc0e66..aab21fc4 100644
--- a/tmux.h
+++ b/tmux.h
@@ -399,6 +399,7 @@ enum tty_code_code {
 	TTYC_MS,
 	TTYC_OP,
 	TTYC_REV,
+	TTYC_RGB,
 	TTYC_RI,
 	TTYC_RMACS,
 	TTYC_RMCUP,