diff --git a/INSTALL b/INSTALL
index d0c7b02f534e75a401d79fd2420762ca979378d5..dc84a6841f394e7e71e6093baa75bf566f2b48e0 100644
--- a/INSTALL
+++ b/INSTALL
@@ -323,6 +323,7 @@
 		mkdir -p `dirname $F`
 		ln -s $OPENSSL_SOURCE/$F $F
 	done
+	make -f Makefile.org clean
 
  OPENSSL_SOURCE is an environment variable that contains the absolute (this
  is important!) path to the OpenSSL source tree.