diff --git a/.cvsignore b/.cvsignore
index ff174195..698b9485 100644
--- a/.cvsignore
+++ b/.cvsignore
@@ -1,2 +1,3 @@
-*.pdb *.ilk *.res *.RES *.pch *.rsp *.obj *.exe
+*.pdb *.ilk *.res *.RES *.pch *.rsp *.obj *.exe *.ncb *.plg *.dsw *.opt *.dsp
+mkres mkres.exe
 Makefile.bor Makefile.cyg
diff --git a/Makefile b/Makefile
index 3b134914..270cb5cd 100644
--- a/Makefile
+++ b/Makefile
@@ -216,3 +216,8 @@ clean:
 	del *.ilk
 	del *.pdb
 	del *.rsp
+	del *.dsp
+	del *.dsw
+	del *.ncb
+	del *.opt
+	del *.plg