diff --git a/ext/ripper/.cvsignore b/ext/ripper/.cvsignore
index 184a72c8ce..21a22b30aa 100644
--- a/ext/ripper/.cvsignore
+++ b/ext/ripper/.cvsignore
@@ -2,3 +2,5 @@ Makefile
 eventids1.c
 ripper.c
 ripper.y
+ids1
+ids2