diff --git a/klingel_sender_nano_serial/doorbell.py b/klingel_sender_nano_serial/doorbell.py
index c4d87fc..ac9024c 100644
--- a/klingel_sender_nano_serial/doorbell.py
+++ b/klingel_sender_nano_serial/doorbell.py
@@ -19,9 +19,11 @@ while True:
         if (data == 'RING'):
             try:
                 response = urllib.request.urlopen('http://192.168.178.51/bell/on', timeout=5).read().decode('utf-8')
-            except (HTTPError, URLError, OSError) as error:
+            except (HTTPError, URLError) as error:
                 logging.error('Data of %s not retrieved because %s\nURL: %s', name, error, url)
             except timeout:
                 logging.error('socket timed out - URL %s', url)
+            except OSError as err:
+                logging.error("OS error: {0}".format(err))
             else:
                 logging.info(data)