diff --git a/src/Make_mvc.mak b/src/Make_mvc.mak
index 63a99f2..90dd888 100644
--- a/src/Make_mvc.mak
+++ b/src/Make_mvc.mak
@@ -637,7 +637,7 @@
 $(VIM).exe: $(VIM)
 
 $(OUTDIR):
-	if not exist $(OUTDIR)/nul    mkdir $(OUTDIR)
+	if not exist $(OUTDIR)/nul  mkdir $(OUTDIR)
 
 install.exe: dosinst.c
 	$(CC) /nologo -DNDEBUG -DWIN32 dosinst.c kernel32.lib shell32.lib ole32.lib advapi32.lib uuid.lib