diff --git a/app.py b/app.py
index 8f56a9a..cfa109c 100644
--- a/app.py
+++ b/app.py
@@ -1,7 +1,8 @@
 #!/usr/bin/env python
 import sentry_sdk
 import time
-import request
+import requests
+import requests.exceptions
 import os
 import redis
 import json
@@ -15,9 +16,10 @@ __copyright__ = "Copyright 2020, GoldenPogácsa Team"
 __module_name__ = "app"
 __version__text__ = "1"
 
+
 sentry_sdk.init("https://0a106e104e114bc9a3fa47f9cb0db2f4@sentry.kmlabz.com/10")
 
-if __name__ == "__main__":
+def main():
     r = redis.Redis(host='localhost', port=6379, db=0)
 
     ip_list = os.environ['INITIAL_SERVERS'].split(',')
@@ -26,11 +28,14 @@ if __name__ == "__main__":
 
     temp_dict = {}
 
-    for i in ip_list:
-        response = request.post(http=i + '/sync', json={'uuid': os.environ['LOCAL_UUID']})
+    for ip in ip_list:
+        try:
+            response = requests.post(f"http://{ip}/sync", json={'uuid': os.environ['LOCAL_UUID']})
+        except requests.exceptions.ConnectionError:
+            continue
 
         if response.status_code == 200:
-            temp_dict[response.json()['uuid']] = {'ip': i}
+            temp_dict[response.json()['uuid']] = {'ip': ip}
 
     ip_list_redis.update(temp_dict)
 
@@ -40,14 +45,20 @@ if __name__ == "__main__":
 
         ip_list_redis = json.loads(r.get('consumer_list').decode('utf-8'))
 
-        for i in ip_list_redis:
-            response = request.post(http=i + '/sync', json={'uuid': os.environ['LOCAL_UID']})
+        for ip in ip_list_redis:
+            try:
+                response = requests.post(f"http://{ip}/sync", json={'uuid': os.environ['LOCAL_UUID']})
+            except requests.exceptions.ConnectionError:
+                continue
+
             if response.status_code == 200:
-                temp_dict[response.json()['uuid']] = {'ip': i}
+                temp_dict[response.json()['uuid']] = {'ip': ip}
 
         ip_list_redis.update(temp_dict)
         r.set('consumer_list', json.dumps(ip_list_redis).encode('utf-8'))
 
         time.sleep(30)
 
-    print("Consumer-Scheduler")
+
+if __name__ == "__main__":
+    main()
diff --git a/requirements.txt b/requirements.txt
index 9e669fa..b60d5ad 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 sentry_sdk
-request
+requests
 redis
\ No newline at end of file