diff --git a/urdf_parser/src/twist.cpp b/urdf_parser/src/twist.cpp
index 216c783c..dd88794a 100644
--- a/urdf_parser/src/twist.cpp
+++ b/urdf_parser/src/twist.cpp
@@ -1,13 +1,13 @@
 /*********************************************************************
 * Software License Agreement (BSD License)
-* 
+*
 *  Copyright (c) 2008, Willow Garage, Inc.
 *  All rights reserved.
-* 
+*
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions
 *  are met:
-* 
+*
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above
@@ -17,7 +17,7 @@
 *   * Neither the name of the Willow Garage nor the names of its
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
-* 
+*
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
@@ -44,9 +44,7 @@
 
 namespace urdf{
 
-using namespace tinyxml2;
-
-bool parseTwist(Twist &twist, XMLElement* xml)
+bool parseTwist(Twist &twist, tinyxml2::XMLElement* xml)
 {
   twist.clear();
   if (xml)
@@ -81,6 +79,3 @@ bool parseTwist(Twist &twist, XMLElement* xml)
 }
 
 }
-
-
-