diff --git a/app/src/main/java/com/duolebo/blyrobot/MainActivity.kt b/app/src/main/java/com/duolebo/blyrobot/MainActivity.kt
index 87ccdb16621d176a7cdeef09f15c00fdf7bd1cc4..e53724186359cc2b86af4cf1eac763b2a7bd127a 100644
--- a/app/src/main/java/com/duolebo/blyrobot/MainActivity.kt
+++ b/app/src/main/java/com/duolebo/blyrobot/MainActivity.kt
@@ -72,6 +72,7 @@ class MainActivity : AppCompatActivity(), IAppBaseCallback {
         }
         startBtn.requestFocus()
 
+        stopBtn.isEnabled = false
         stopBtn.setOnClickListener{
             stop()
         }