diff --git a/zsnes/src/makefile.win b/zsnes/src/makefile.win
index d56a2701..c3c89a09 100644
--- a/zsnes/src/makefile.win
+++ b/zsnes/src/makefile.win
@@ -211,6 +211,7 @@ clean:
 	del ${GUIDIR}\*.obj
 	del ${WINDIR}\*.obj
 	del ${WINDIR}\zsnes.res
+	del ${ZIPDIR}\*.obj
 	del ${DOSDIR}\*.obj
 	del zsnesw.exe