diff --git a/crypto/idea/.cvsignore b/crypto/idea/.cvsignore
index a65b41774ad52b3cc7b60496d35eaafc5da4bb16..c6d03a9dbc6b8f0c2044d3f751abc8410a06fea0 100644
--- a/crypto/idea/.cvsignore
+++ b/crypto/idea/.cvsignore
@@ -1 +1,2 @@
 lib
+Makefile.save