diff --git a/Terminal.c b/Terminal.c
index 26174a1b6c3b3e3bbf1539ce8260992181264d64..c0b7f454b6dd27e47a0a76fd9b6dff0b95db8f8f 100644
--- a/Terminal.c
+++ b/Terminal.c
@@ -150,6 +150,8 @@ static const char* kwsysTerminalVT100Names[] = { "Eterm",
                                                  "screen-bce",
                                                  "screen-w",
                                                  "screen.linux",
+                                                 "tmux",
+                                                 "tmux-256color",
                                                  "vt100",
                                                  "xterm",
                                                  "xterm-16color",