diff --git a/ssh/example_test.go b/ssh/example_test.go
index 5315e45..4d2eabd 100644
--- a/ssh/example_test.go
+++ b/ssh/example_test.go
@@ -252,7 +252,7 @@ func ExampleSession_RequestPty() {
 		ssh.TTY_OP_OSPEED: 14400, // output speed = 14.4kbaud
 	}
 	// Request pseudo terminal
-	if err := session.RequestPty("xterm", 80, 40, modes); err != nil {
+	if err := session.RequestPty("xterm", 40, 80, modes); err != nil {
 		log.Fatal("request for pseudo terminal failed: ", err)
 	}
 	// Start remote shell