diff --git a/code/ryzom/client/windows/upgd_nl.bat b/code/ryzom/client/windows/upgd_nl.bat
index e0b64a5cf..ad19c2497 100644
--- a/code/ryzom/client/windows/upgd_nl.bat
+++ b/code/ryzom/client/windows/upgd_nl.bat
@@ -30,6 +30,10 @@ if exist %ROOTPATH%\msvcr100_win64.dll (
 if exist %ROOTPATH%\..\ryzom_installer_qt_r.exe (
 	if exist %ROOTPATH%\..\ryzom_installer_qt_r.exe del %ROOTPATH%\..\ryzom_installer_qt_r.exe
 	copy /Y %ROOTPATH%\ryzom_installer_qt_r.exe %ROOTPATH%\..
+	if exist %ROOTPATH%\..\msvcp100.dll del %ROOTPATH%\..\msvcp100.dll
+	copy /Y %ROOTPATH%\msvcp100.dll %ROOTPATH%\..
+	if exist %ROOTPATH%\..\msvcr100.dll del %ROOTPATH%\..\msvcr100.dll
+	copy /Y %ROOTPATH%\msvcr100.dll %ROOTPATH%\..
 )
 
 :end