diff --git a/regress/Makefile b/regress/Makefile
index 925edf71a..011eec27b 100644
--- a/regress/Makefile
+++ b/regress/Makefile
@@ -1,4 +1,4 @@
-#	$OpenBSD: Makefile,v 1.100 2019/01/20 23:24:19 djm Exp $
+#	$OpenBSD: Makefile,v 1.101 2019/07/05 04:19:39 dtucker Exp $
 
 REGRESS_TARGETS=	unit t1 t2 t3 t4 t5 t6 t7 t8 t9 t10 t11 t12 t-exec
 tests:		prep $(REGRESS_TARGETS)
@@ -114,6 +114,7 @@ CLEANFILES=	*.core actual agent-key.* authorized_keys_${USERNAME} \
 		rsa_ssh2_crnl.prv scp-ssh-wrapper.exe \
 		scp-ssh-wrapper.scp setuid-allowed sftp-server.log \
 		sftp-server.sh sftp.log ssh-log-wrapper.sh ssh.log \
+		ssh-rsa_oldfmt \
 		ssh_config ssh_config.* ssh_proxy ssh_proxy_bak \
 		ssh_proxy_envpass sshd.log sshd_config sshd_config_minimal \
 		sshd_config.orig sshd_proxy sshd_proxy.* sshd_proxy_bak \