diff --git a/m4/.cvsignore b/m4/.cvsignore
index 057eeb7c..d24a47f5 100644
--- a/m4/.cvsignore
+++ b/m4/.cvsignore
@@ -13,6 +13,8 @@ lcmessage.m4
 lib-ld.m4
 lib-link.m4
 lib-prefix.m4
+nls.m4
+po.m4
 progtest.m4
 stdint_h.m4
 uintmax_t.m4