diff --git a/trunk/paradiseo-peo/CMakeLists.txt b/trunk/paradiseo-peo/CMakeLists.txt
index 60dce0a36..03c830cc7 100644
--- a/trunk/paradiseo-peo/CMakeLists.txt
+++ b/trunk/paradiseo-peo/CMakeLists.txt
@@ -26,7 +26,13 @@ EXECUTE_PROCESS(COMMAND ${XML2_CONFIG_PROGRAM} --cflags  OUTPUT_VARIABLE XML2_CF
 # set libxml2 libs in XML2_LIBSINCLUDE(FindLibXml2)
 EXECUTE_PROCESS(COMMAND ${XML2_CONFIG_PROGRAM} --libs  OUTPUT_VARIABLE XML2_LIBS)	
 
-STRING(STRIP ${XML2_LIBS} XML2_LIBS)
+IF(${CMAKE_MAJOR_VERSION} EQUAL 2 AND ${CMAKE_MINOR_VERSION} GREATER 4)
+  STRING(STRIP ${XML2_LIBS} XML2_LIBS)
+ELSEIF(${CMAKE_MAJOR_VERSION} EQUAL 2 AND ${CMAKE_MINOR_VERSION} EQUAL 4)
+  STRING(REGEX REPLACE "^ " "" XML2_LIBS ${XML2_LIBS})
+  STRING(REGEX REPLACE "( +)$" "" XML2_LIBS ${XML2_LIBS})
+ENDIF(${CMAKE_MAJOR_VERSION} EQUAL 2 AND ${CMAKE_MINOR_VERSION} GREATER 4)
+
 
 ######################################################################################