1 files changed, 3 insertions, 0 deletions
diff --git a/tmux.h b/tmux.h
index 2e6ef0c1..3023376c 100644
--- a/tmux.h
+++ b/tmux.h
@@ -182,6 +182,9 @@ enum {
 	KEYC_MOUSE_KEY(MOUSEDRAGEND3),
 	KEYC_MOUSE_KEY(WHEELUP),
 	KEYC_MOUSE_KEY(WHEELDOWN),
+	KEYC_MOUSE_KEY(SECONDCLICK1),
+	KEYC_MOUSE_KEY(SECONDCLICK2),
+	KEYC_MOUSE_KEY(SECONDCLICK3),
 	KEYC_MOUSE_KEY(DOUBLECLICK1),
 	KEYC_MOUSE_KEY(DOUBLECLICK2),
 	KEYC_MOUSE_KEY(DOUBLECLICK3),