diff --git a/src/tax/us/test/.cvsignore b/src/tax/us/test/.cvsignore
index daea6c3fde..6be40fc010 100644
--- a/src/tax/us/test/.cvsignore
+++ b/src/tax/us/test/.cvsignore
@@ -1,4 +1,5 @@
 .deps
+.libs
 Makefile
 Makefile.in
 test-link-module