diff --git a/README.md b/README.md
index 59715be..cef5faa 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,11 @@
 # [CoWin-Vaccine-Notifier]()
 Automated Python Script to retrieve vaccine slots availability and get notified when a slot is available.
 
+## pre requisite
+```
+pip install requests pygame
+``` 
+
 [Blog: Step by Step Guide](https://ayushirawat.com/automate-cowin-vaccine-slots-availablity-using-python):
 ==========================
 you can find a step by step walkthrough in my [Blog](https://ayushirawat.com/automate-cowin-vaccine-slots-availablity-using-python)
diff --git a/script.py b/script.py
index 3b6682e..545b86d 100644
--- a/script.py
+++ b/script.py
@@ -4,7 +4,7 @@
 '''
 
 import requests
-
+from pygame import mixer 
 from datetime import datetime, timedelta
 import time
 
@@ -74,6 +74,9 @@
     if(counter == 0):
         print("No Vaccination slot avaliable!")
     else:
+        mixer.init()
+        mixer.music.load('sound/dingdong.wav')
+        mixer.music.play()
         print("Search Completed!")
 
 
diff --git a/sound/dingdong.wav b/sound/dingdong.wav
new file mode 100644
index 0000000..4081daa
Binary files /dev/null and b/sound/dingdong.wav differ