diff --git a/greenswitch/esl.py b/greenswitch/esl.py
index ef9a397..6c25f29 100644
--- a/greenswitch/esl.py
+++ b/greenswitch/esl.py
@@ -217,7 +217,7 @@ def stop(self):
         if self.connected:
             try:
                 self.send('exit')
-            except (NotConnectedError, socket.error):
+            except (NotConnectedError, socket.error, OutboundSessionHasGoneAway):
                 pass
         self._run = False
         if self._receive_events_greenlet:
diff --git a/tests/test_outbound_session.py b/tests/test_outbound_session.py
index ed4086c..69205b3 100644
--- a/tests/test_outbound_session.py
+++ b/tests/test_outbound_session.py
@@ -68,3 +68,13 @@ def test_raise_value_error_while_the_call_is_active(self):
         with self.assertRaises(ValueError):
             with self.outbound_session.while_connected():
                 raise ValueError("http exception")
+
+    def test_raising_OutboundSessionHasGoneAway_in_session_stop_will_pass(self):
+        # make outbound_session.send raise OutboundSessionHasGoneAway
+        self.outbound_session.send = mock.MagicMock(side_effect=esl.OutboundSessionHasGoneAway)
+        # mock sock.close
+        self.outbound_session.sock.close = mock.MagicMock()
+
+        # stop and assert sock.close is called
+        self.outbound_session.stop()
+        assert self.outbound_session.sock.close.called