diff --git a/mswin32/Makefile b/mswin32/Makefile
index 67f17022d..e93ce24ca 100644
--- a/mswin32/Makefile
+++ b/mswin32/Makefile
@@ -73,4 +73,4 @@ LICENSE: ../COPYING
 
 clean:
 	"$(VCEXPRESS)" nmap.sln /clean
-	rm -rf Debug Release nmapbuild.log nmap.rc nsis/Nmap.nsi
+	rm -rf Debug Release nmapbuild.log nmap.rc nsis/Nmap.nsi LICENSE