diff --git a/mopidy/frontends/mpd/dispatcher.py b/mopidy/frontends/mpd/dispatcher.py
index 4ae1e184..29ceacd1 100644
--- a/mopidy/frontends/mpd/dispatcher.py
+++ b/mopidy/frontends/mpd/dispatcher.py
@@ -76,12 +76,14 @@ class MpdDispatcher(object):
             self.authenticated = True
             return self._call_next_filter(request, response, filter_chain)
         else:
-            command = request.split(' ')[0]
-            if command in (
-                    'close', 'commands', 'notcommands', 'password', 'ping'):
+            command_name = request.split(' ')[0]
+            command_names_not_requiring_auth = [
+                command.name for command in mpd_commands
+                if not command.auth_required]
+            if command_name in command_names_not_requiring_auth:
                 return self._call_next_filter(request, response, filter_chain)
             else:
-                raise MpdPermissionError(command=command)
+                raise MpdPermissionError(command=command_name)
 
 
     ### Filter: command list
diff --git a/mopidy/frontends/mpd/protocol/connection.py b/mopidy/frontends/mpd/protocol/connection.py
index d5c2d80c..ff230173 100644
--- a/mopidy/frontends/mpd/protocol/connection.py
+++ b/mopidy/frontends/mpd/protocol/connection.py
@@ -3,7 +3,7 @@ from mopidy.frontends.mpd.protocol import handle_request
 from mopidy.frontends.mpd.exceptions import (MpdPasswordError,
     MpdPermissionError)
 
-@handle_request(r'^close$')
+@handle_request(r'^close$', auth_required=False)
 def close(context):
     """
     *musicpd.org, connection section:*
@@ -25,7 +25,7 @@ def kill(context):
     """
     raise MpdPermissionError(command=u'kill')
 
-@handle_request(r'^password "(?P<password>[^"]+)"$')
+@handle_request(r'^password "(?P<password>[^"]+)"$', auth_required=False)
 def password_(context, password):
     """
     *musicpd.org, connection section:*
@@ -40,7 +40,7 @@ def password_(context, password):
     else:
         raise MpdPasswordError(u'incorrect password', command=u'password')
 
-@handle_request(r'^ping$')
+@handle_request(r'^ping$', auth_required=False)
 def ping(context):
     """
     *musicpd.org, connection section:*
diff --git a/mopidy/frontends/mpd/protocol/reflection.py b/mopidy/frontends/mpd/protocol/reflection.py
index 94d8ce83..fd47e57e 100644
--- a/mopidy/frontends/mpd/protocol/reflection.py
+++ b/mopidy/frontends/mpd/protocol/reflection.py
@@ -1,7 +1,7 @@
 from mopidy.frontends.mpd.protocol import handle_request, mpd_commands
 from mopidy.frontends.mpd.exceptions import MpdNotImplemented
 
-@handle_request(r'^commands$')
+@handle_request(r'^commands$', auth_required=False)
 def commands(context):
     """
     *musicpd.org, reflection section:*
@@ -49,7 +49,7 @@ def decoders(context):
     """
     raise MpdNotImplemented # TODO
 
-@handle_request(r'^notcommands$')
+@handle_request(r'^notcommands$', auth_required=False)
 def notcommands(context):
     """
     *musicpd.org, reflection section:*