diff --git a/handler.go b/handler.go
index 90a20da..b66b8b4 100644
--- a/handler.go
+++ b/handler.go
@@ -200,10 +200,14 @@ func (c *sshClient) bridgeWSAndSSH() {
 	}
 	defer c.sessIn.Close()
 
-	if err := c.sess.RequestPty("xterm", wdSize.High, wdSize.Width, terminalModes); err != nil {
+	if err := c.sess.RequestPty("xterm-256color", wdSize.High, wdSize.Width, terminalModes); err != nil {
 		log.Println("bridgeWSAndSSH: session.RequestPty:", err)
 		return
 	}
+	if err := c.sess.Setenv("COLORTERM", "truecolor"); err != nil {
+		log.Println("bridgeWSAndSSH: session.Setenv:", err)
+		return
+	}
 	if err := c.sess.Shell(); err != nil {
 		log.Println("bridgeWSAndSSH: session.Shell:", err)
 		return