diff --git a/.cvsignore b/.cvsignore
index e801b5a8e8..9731af62b0 100644
--- a/.cvsignore
+++ b/.cvsignore
@@ -23,3 +23,5 @@ libc.prj .libc.prcs_aux
 libc.proj .snprj
 
 TODO.html
+
+autom4te.cache