diff --git a/mopidy/utils/network.py b/mopidy/utils/network.py
index 9a02035b..6b2f69e5 100644
--- a/mopidy/utils/network.py
+++ b/mopidy/utils/network.py
@@ -323,7 +323,8 @@ class LineProtocol(ThreadingActor):
 
         for line in self.parse_lines():
             line = self.decode(line)
-            self.on_line_received(line)
+            if line is not None:
+                self.on_line_received(line)
 
         self.connection.enable_timeout()
 
diff --git a/tests/utils/network/lineprotocol_test.py b/tests/utils/network/lineprotocol_test.py
index 57b78417..f3877126 100644
--- a/tests/utils/network/lineprotocol_test.py
+++ b/tests/utils/network/lineprotocol_test.py
@@ -74,6 +74,15 @@ class LineProtocolTest(unittest.TestCase):
         network.LineProtocol.on_receive(self.mock, {'received': 'data\n'})
         self.mock.on_line_received.assert_called_once_with(sentinel.decoded)
 
+    def test_on_receive_with_new_line_with_failed_decode(self):
+        self.mock.connection = Mock(spec=network.Connection)
+        self.mock.recv_buffer = ''
+        self.mock.parse_lines.return_value = [sentinel.line]
+        self.mock.decode.return_value = None
+
+        network.LineProtocol.on_receive(self.mock, {'received': 'data\n'})
+        self.assertEqual(0, self.mock.on_line_received.call_count)
+
     def test_on_receive_with_new_lines_calls_on_recieve(self):
         self.mock.connection = Mock(spec=network.Connection)
         self.mock.recv_buffer = ''