--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -121,7 +121,6 @@
   ${QET_DIR}/sources/NameList
   ${QET_DIR}/sources/NameList/ui
   ${QET_DIR}/sources/utils
-  ${QET_DIR}/pugixml/src
   ${QET_DIR}/sources/dataBase
   ${QET_DIR}/sources/dataBase/ui
   ${QET_DIR}/sources/factory/ui
--- a/cmake/qet_compilation_vars.cmake
+++ b/cmake/qet_compilation_vars.cmake
@@ -421,10 +421,6 @@
   ${QET_DIR}/sources/PropertiesEditor/propertieseditorwidget.cpp
   ${QET_DIR}/sources/PropertiesEditor/propertieseditorwidget.h
 
-  ${QET_DIR}/pugixml/src/pugiconfig.hpp
-  ${QET_DIR}/pugixml/src/pugixml.cpp
-  ${QET_DIR}/pugixml/src/pugixml.hpp
-
   ${QET_DIR}/sources/qetgraphicsitem/conductor.cpp
   ${QET_DIR}/sources/qetgraphicsitem/conductor.h
   ${QET_DIR}/sources/qetgraphicsitem/conductortextitem.cpp
--- a/sources/diagramcontext.h
+++ b/sources/diagramcontext.h
@@ -17,7 +17,7 @@
 */
 #ifndef DIAGRAM_CONTEXT_H
 #define DIAGRAM_CONTEXT_H
-#include "pugixml/src/pugixml.hpp"
+#include <pugixml.hpp>
 
 #include <QDomElement>
 #include <QHash>
--- a/sources/ElementsCollection/elementslocation.h
+++ b/sources/ElementsCollection/elementslocation.h
@@ -20,7 +20,7 @@
 
 #include "../NameList/nameslist.h"
 #include "../diagramcontext.h"
-#include "pugixml/src/pugixml.hpp"
+#include <pugixml.hpp>
 
 #include <QIcon>
 #include <QString>
--- a/sources/NameList/nameslist.h
+++ b/sources/NameList/nameslist.h
@@ -17,7 +17,7 @@
 */
 #ifndef NAMES_LIST_H
 #define NAMES_LIST_H
-#include "pugixml/src/pugixml.hpp"
+#include <pugixml.hpp>
 
 #include <QtXml>
 /**