diff --git a/AUTHORS.md b/AUTHORS.md
index a85ff3f2..4ff4458d 100644
--- a/AUTHORS.md
+++ b/AUTHORS.md
@@ -74,6 +74,7 @@ date of first contribution):
   * [Mathias Rangel Wulff](https://github.com/mathiasrw)
   * [Clemens Niemeyer](https://github.com/clemniem)
   * ["I-am-me"](https://github.com/I-am-me)
+  * [J-J Heinonen](https://github.com/jammi)
 
 OctoPrint started off as a fork of [Cura](https://github.com/daid/Cura) by
 [Daid Braam](https://github.com/daid). Parts of its communication layer and
diff --git a/src/octoprint/util/comm.py b/src/octoprint/util/comm.py
index dd0ab9c6..fb1e1118 100644
--- a/src/octoprint/util/comm.py
+++ b/src/octoprint/util/comm.py
@@ -144,6 +144,7 @@ def serialList():
 			   + glob.glob("/dev/tty.usb*") \
 			   + glob.glob("/dev/cu.*") \
 			   + glob.glob("/dev/cuaU*") \
+			   + glob.glob("/dev/ttyS*") \
 			   + glob.glob("/dev/rfcomm*")
 
 	additionalPorts = settings().get(["serial", "additionalPorts"])
@@ -1544,7 +1545,7 @@ class MachineCom(object):
 
 	def _poll_temperature(self):
 		"""
-		Polls the temperature after the temperature timeout, re-enqueues itself.
+		Polls the temperature.
 
 		If the printer is not operational, closing the connection, not printing from sd, busy with a long running
 		command or heating, no poll will be done.
@@ -1555,7 +1556,7 @@ class MachineCom(object):
 
 	def _poll_sd_status(self):
 		"""
-		Polls the sd printing status after the sd status timeout, re-enqueues itself.
+		Polls the sd printing status.
 
 		If the printer is not operational, closing the connection, not printing from sd, busy with a long running
 		command or heating, no poll will be done.