diff --git a/src/octoprint/plugins/virtual_printer/__init__.py b/src/octoprint/plugins/virtual_printer/__init__.py
index e3173ff4..ab66badd 100644
--- a/src/octoprint/plugins/virtual_printer/__init__.py
+++ b/src/octoprint/plugins/virtual_printer/__init__.py
@@ -16,8 +16,15 @@ class VirtualPrinterPlugin(octoprint.plugin.SettingsPlugin):
         if not self._settings.global_get_boolean(["devel", "virtualPrinter", "enabled"]):
             return None
 
+        import logging
+        import logging.handlers
+
+        seriallog_handler = logging.handlers.RotatingFileHandler(self._settings.get_plugin_logfile_path(postfix="serial"), maxBytes=2*1024*1024)
+        seriallog_handler.setFormatter(logging.Formatter("%(asctime)s %(message)s"))
+        seriallog_handler.setLevel(logging.DEBUG)
+
         from . import virtual
-        serial_obj = virtual.VirtualPrinter(read_timeout=float(read_timeout))
+        serial_obj = virtual.VirtualPrinter(seriallog_handler=seriallog_handler, read_timeout=float(read_timeout))
         return serial_obj
 
 __plugin_name__ = "Virtual Printer"
diff --git a/src/octoprint/plugins/virtual_printer/virtual.py b/src/octoprint/plugins/virtual_printer/virtual.py
index 490d2a61..7044ccdf 100644
--- a/src/octoprint/plugins/virtual_printer/virtual.py
+++ b/src/octoprint/plugins/virtual_printer/virtual.py
@@ -16,17 +16,28 @@ from serial import SerialTimeoutException
 from octoprint.settings import settings
 from octoprint.plugin import plugin_manager
 
-class VirtualPrinter():
+class VirtualPrinter(object):
 	command_regex = re.compile("[GM]\d+")
 	sleep_regex = re.compile("sleep (\d+)")
 	sleep_after_regex = re.compile("sleep_after ([GM]\d+) (\d+)")
 	sleep_after_next_regex = re.compile("sleep_after_next ([GM]\d+) (\d+)")
 	custom_action_regex = re.compile("action_custom ([a-zA-Z0-9_]+)(\s+.*)?")
 
-	def __init__(self, read_timeout=5.0, write_timeout=10.0):
+	def __init__(self, seriallog_handler=None, read_timeout=5.0, write_timeout=10.0):
 		import logging
 		self._logger = logging.getLogger("octoprint.plugin.virtual_printer.VirtualPrinter")
 
+		self._seriallog = logging.getLogger("octoprint.plugin.virtual_printer.VirtualPrinter.serial")
+		self._seriallog.setLevel(logging.CRITICAL)
+		self._seriallog.propagate = False
+
+		if seriallog_handler is not None:
+			import logging.handlers
+			self._seriallog.addHandler(seriallog_handler)
+			self._seriallog.setLevel(logging.INFO)
+
+		self._seriallog.info("-"*78)
+
 		self._read_timeout = read_timeout
 		self._write_timeout = write_timeout
 
@@ -664,6 +675,7 @@ class VirtualPrinter():
 				return
 			try:
 				self.incoming.put(data, timeout=self._write_timeout)
+				self._seriallog.info("<<< {}".format(data.strip()))
 			except Queue.Full:
 				self._logger.info("Incoming queue is full, raising SerialTimeoutException")
 				raise SerialTimeoutException()
@@ -675,6 +687,7 @@ class VirtualPrinter():
 		try:
 			line = self.outgoing.get(timeout=self._read_timeout)
 			time.sleep(settings().getFloat(["devel", "virtualPrinter", "throttle"]))
+			self._seriallog.info(">>> {}".format(line.strip()))
 			return line
 		except Queue.Empty:
 			return ""