diff --git a/telegraf/files/script/ovs_parse_bridge.py b/telegraf/files/script/ovs_parse_bridge.py
index 19fc8f4..c694dfd 100644
--- a/telegraf/files/script/ovs_parse_bridge.py
+++ b/telegraf/files/script/ovs_parse_bridge.py
@@ -50,18 +50,16 @@
             interface = interfaces[port['interfaces'][0][1]]
 
             label_obj = {
-                "bridge": bridge.get('name', '""'),
-                "port": port.get('name', '""'),
-                "interface": interface.get('name', '""'),
-                "type": interface.get('type', '""'),
-                "peer": interface.get('options', {}).get('peer', '""'),
+                "bridge": bridge.get('name'),
+                "port": port.get('name'),
+                "interface": interface.get('name'),
+                "type": interface.get('type'),
+                "peer": interface.get('options', {}).get('peer'),
             }
 
-            if label_obj['peer'] == '""':
-                label_obj.pop('peer')
-
             labels = ','.join(["{}={}".format(key, value)
-                               for key, value in label_obj.iteritems()])
+                               for key, value in label_obj.iteritems()
+                               if not (value is None or len(value) == 0)])
 
             if interface['link_state'] == "up":
                 status = 1