diff --git a/qgroundcontrol.pri b/qgroundcontrol.pri
index 4a0b34d76d3baf0caec7ec14042dbf8d440bb3ce..2ea296997d0ed99e60095e9789d0cde6e09b70de 100644
--- a/qgroundcontrol.pri
+++ b/qgroundcontrol.pri
@@ -321,28 +321,19 @@ exists($$BASEDIR/lib/osgEarth123) {
     RC_FILE = $$BASEDIR/qgroundcontrol.rc
 
     # Copy dependencies
-    QMAKE_PRE_LINK += && cp -f $$BASEDIR/lib/sdl/win32/SDL.dll $$TARGETDIR/debug/.
-	QMAKE_PRE_LINK += && cp -rf $$BASEDIR/audio $$TARGETDIR/debug/.
-	
-	
-	#QMAKE_PRE_LINK += cp -f $$BASEDIR/lib/osgEarth_3rdparty/win32/OpenSceneGraph-2.8.2/bin/osg55-osg.dll $$TARGETDIR/release/. &&
-	#QMAKE_PRE_LINK += cp -f $$BASEDIR/lib/osgEarth_3rdparty/win32/OpenSceneGraph-2.8.2/bin/osg55-osgViewer.dll $$TARGETDIR/release/. &&
-	#QMAKE_PRE_LINK += cp -f $$BASEDIR/lib/osgEarth_3rdparty/win32/OpenSceneGraph-2.8.2/bin/osg55-osgGA.dll $$TARGETDIR/release/. &&
-	#QMAKE_PRE_LINK += cp -f $$BASEDIR/lib/osgEarth_3rdparty/win32/OpenSceneGraph-2.8.2/bin/osg55-osgDB.dll $$TARGETDIR/release/. &&
-	#QMAKE_PRE_LINK += cp -f $$BASEDIR/lib/osgEarth_3rdparty/win32/OpenSceneGraph-2.8.2/bin/osg55-osgText.dll $$TARGETDIR/release/. &&
-	#QMAKE_PRE_LINK += cp -f $$BASEDIR/lib/osgEarth_3rdparty/win32/OpenSceneGraph-2.8.2/bin/OpenThreads.dll $$TARGETDIR/release/. &&
-	
-    QMAKE_PRE_LINK += && cp -f $$BASEDIR/lib/sdl/win32/SDL.dll $$TARGETDIR/release/.
-    QMAKE_PRE_LINK += && cp -rf $$BASEDIR/audio $$TARGETDIR/release/.
-    QMAKE_PRE_LINK += && cp -rf $$BASEDIR/models $$TARGETDIR/debug/.
-    QMAKE_PRE_LINK += && cp -rf $$BASEDIR/models $$TARGETDIR/release/.
+    BASEDIR_WIN = $$replace(BASEDIR,"/","\\")
+    TARGETDIR_WIN = $$replace(TARGETDIR,"/","\\")
 
-    # osg/osgEarth dynamic casts might fail without this compiler option.
-    # see http://osgearth.org/wiki/FAQ for details.
+    QMAKE_PRE_LINK += && copy /Y \"$$BASEDIR_WIN\lib\sdl\win32\SDL.dll\" \"$$TARGETDIR_WIN\debug\SDL.dll\"
+    QMAKE_PRE_LINK += && copy /Y \"$$BASEDIR_WIN\lib\sdl\win32\SDL.dll\" \"$$TARGETDIR_WIN\release\SDL.dll\"
+    QMAKE_PRE_LINK += && xcopy \"$$BASEDIR_WIN\audio\" \"$$TARGETDIR_WIN\debug\audio\" /S /E /Y
+    QMAKE_PRE_LINK += && xcopy \"$$BASEDIR_WIN\audio\" \"$$TARGETDIR_WIN\release\audio\" /S /E /Y
+    QMAKE_PRE_LINK += && xcopy \"$$BASEDIR_WIN\models\" \"$$TARGETDIR_WIN\debug\models\" /S /E /Y
+    QMAKE_PRE_LINK += && xcopy \"$$BASEDIR_WIN\models\" \"$$TARGETDIR_WIN\release\models\" /S /E /Y
 
     # Copy google earth starter file
-    QMAKE_PRE_LINK += && cp -f $$BASEDIR/images/earth.html $$TARGETDIR/release/
-    QMAKE_PRE_LINK += && cp -f $$BASEDIR/images/earth.html $$TARGETDIR/debug/
+    QMAKE_PRE_LINK += && copy /Y \"$$BASEDIR/images/earth.html $$TARGETDIR_WIN\release\"
+    QMAKE_PRE_LINK += && copy /Y \"$$BASEDIR/images/earth.html $$TARGETDIR_WIN\debug\"
 
 }