diff --git a/build/msw/makefile.vc b/build/msw/makefile.vc
index a4df0755e7..df9223ad65 100644
--- a/build/msw/makefile.vc
+++ b/build/msw/makefile.vc
@@ -4298,7 +4298,7 @@ clean:
 	-if exist $(LIBDIRNAME)\wx$(PORTNAME)$(WXUNIVNAME)$(WX_RELEASE_NODOT)$(WXUNICODEFLAG)$(WXDEBUGFLAG)$(WX_LIB_FLAVOUR)_gl.lib del $(LIBDIRNAME)\wx$(PORTNAME)$(WXUNIVNAME)$(WX_RELEASE_NODOT)$(WXUNICODEFLAG)$(WXDEBUGFLAG)$(WX_LIB_FLAVOUR)_gl.lib
 	cd ..\..\samples
 	$(MAKE) -f makefile.vc $(MAKEARGS) clean
-	cd $(MAKEDIR)
+	cd "$(MAKEDIR)"
 
 setup_h: $(SETUPHDIR)\wx ..\..\include\wx\$(__SETUP_H_SUBDIR_FILENAMES)\setup.h $(SETUPHDIR)\wx\setup.h $(SETUPHDIR)\wx\msw\rcdefs.h
 
@@ -4620,7 +4620,7 @@ $(LIBDIRNAME)\wx$(PORTNAME)$(WXUNIVNAME)$(WX_RELEASE_NODOT)$(WXUNICODEFLAG)$(WXD
 sub_samples: 
 	cd ..\..\samples
 	$(MAKE) -f makefile.vc $(MAKEARGS) all
-	cd $(MAKEDIR)
+	cd "$(MAKEDIR)"
 
 $(LIBDIRNAME): 
 	if not exist $(LIBDIRNAME) mkdir $(LIBDIRNAME)