diff --git a/tests/libtest/.cvsignore b/tests/libtest/.cvsignore
index 1d3bca873d..6d71647612 100644
--- a/tests/libtest/.cvsignore
+++ b/tests/libtest/.cvsignore
@@ -6,3 +6,4 @@ lib503
 .deps
 Makefile
 Makefile.in
+lib504