diff --git a/superset/connectors/druid/models.py b/superset/connectors/druid/models.py
index 3cece6ec3436a..85afc852b21f4 100644
--- a/superset/connectors/druid/models.py
+++ b/superset/connectors/druid/models.py
@@ -116,7 +116,9 @@ def data(self):
     def get_base_url(host, port):
         if not re.match('http(s)?://', host):
             host = 'http://' + host
-        return '{0}:{1}'.format(host, port)
+
+        url = '{0}:{1}'.format(host, port) if port else host
+        return url
 
     def get_base_coordinator_url(self):
         base_url = self.get_base_url(