diff --git a/spejsmdc.py b/spejsmdc.py
index 1b8111a..28d7a5d 100644
--- a/spejsmdc.py
+++ b/spejsmdc.py
@@ -37,7 +37,7 @@ class SpejsIoTClient(mqtt.Client):
         if node in self.endpoints:
             self.logger.info('Passing to %r', self.endpoints[node])
             try:
-                self.endpoints[node].process(attrib, msg.payload)
+                self.endpoints[node].process(attrib, msg.payload.decode())
             except Exception:
                 self.logger.exception('Error occured')
 
@@ -53,7 +53,7 @@ class SpejsIoTClient(mqtt.Client):
     def notify(self, node, attribute, value, retain=True):
         if type(value) in [int, float, bool]:
             value = str(value).lower()
-        elif type(value) not in [str, unicode]:
+        elif type(value) not in [str, bytes]:
             value = str(value)
 
         self.publish('{}{}/{}'.format(self.topic_prefix, node, attribute), value, retain=retain)