diff --git a/bin/tools/.cvsignore b/bin/tools/.cvsignore
new file mode 100644
index 0000000000..b005d2bf58
--- /dev/null
+++ b/bin/tools/.cvsignore
@@ -0,0 +1,5 @@
+Makefile
+arpaname
+genrandom
+journalprint
+nsec3hash