diff --git a/service/port.py b/service/port.py
index b7bdd95ac..8fc7a70ab 100644
--- a/service/port.py
+++ b/service/port.py
@@ -478,7 +478,7 @@ class Port(object):
         firstLine = firstLine.strip()
 
         # If XML-style start of tag encountered, detect as XML
-        if re.match(RE_XML_START, firstLine):
+        if re.search(RE_XML_START, firstLine):
             if encoding:
                 return "XML", cls.importXml(string, iportuser, encoding)
             else:
diff --git a/utils/stopwatch.py b/utils/stopwatch.py
index 12e1de11b..8b78f21af 100644
--- a/utils/stopwatch.py
+++ b/utils/stopwatch.py
@@ -68,7 +68,7 @@ m_re_sub(stpwth, 1000, 100000, "asdfadsasdaasdfadsasda")
         return self.__last * 1000
 
     def __update_stat(self, v):
-        # :param v: unit of ms
+        # :param v: float unit of ms
         if self.min == 0.0:
             self.min = v
         if self.max < v: