diff --git a/src/tty.rs b/src/tty.rs
index e4ac505..6efc46e 100755
--- a/src/tty.rs
+++ b/src/tty.rs
@@ -129,7 +129,7 @@ impl TTY{
         let output = self.tty.write_all(COMMAND_MAP.get(&command).unwrap().as_bytes()).is_ok();
         self.last = command;
         _ = self.tty.flush();
-        //std::thread::sleep(std::time::Duration::from_millis(500));
+        std::thread::sleep(std::time::Duration::from_millis(500));
         return output;
     }