diff --git a/regress/keygen-convert.sh b/regress/keygen-convert.sh
index e0cb4654d..95656581c 100644
--- a/regress/keygen-convert.sh
+++ b/regress/keygen-convert.sh
@@ -1,4 +1,4 @@
-#	$OpenBSD: keygen-convert.sh,v 1.5 2021/07/23 05:53:02 dtucker Exp $
+#	$OpenBSD: keygen-convert.sh,v 1.6 2021/07/24 02:57:28 dtucker Exp $
 #	Placed in the Public Domain.
 
 tid="convert keys"
@@ -9,30 +9,36 @@ echo hunter2
 EOD
 chmod u+x $OBJ/askpass
 
+if ${SSHKEYGEN} -? 2>&1 | grep "ssh-keygen -e" >/dev/null; then
+	test_import_export=1
+fi
+
 for t in ${SSH_KEYTYPES}; do
 	# generate user key for agent
 	trace "generating $t key"
 	rm -f $OBJ/$t-key
 	${SSHKEYGEN} -q -N "" -t $t -f $OBJ/$t-key
 
-	trace "export $t private to rfc4716 public"
-	${SSHKEYGEN} -q -e -f $OBJ/$t-key >$OBJ/$t-key-rfc || \
-	    fail "export $t private to rfc4716 public"
+	if test "x$test_import_export" = "x1"; then
+		trace "export $t private to rfc4716 public"
+		${SSHKEYGEN} -q -e -f $OBJ/$t-key >$OBJ/$t-key-rfc || \
+		    fail "export $t private to rfc4716 public"
 
-	trace "export $t public to rfc4716 public"
-	${SSHKEYGEN} -q -e -f $OBJ/$t-key.pub >$OBJ/$t-key-rfc.pub || \
-	    fail "$t public to rfc4716 public"
+		trace "export $t public to rfc4716 public"
+		${SSHKEYGEN} -q -e -f $OBJ/$t-key.pub >$OBJ/$t-key-rfc.pub || \
+		    fail "$t public to rfc4716 public"
 
-	cmp $OBJ/$t-key-rfc $OBJ/$t-key-rfc.pub || \
-	    fail "$t rfc4716 exports differ between public and private"
+		cmp $OBJ/$t-key-rfc $OBJ/$t-key-rfc.pub || \
+		    fail "$t rfc4716 exports differ between public and private"
 
-	trace "import $t rfc4716 public"
-	${SSHKEYGEN} -q -i -f $OBJ/$t-key-rfc >$OBJ/$t-rfc-imported || \
-	    fail "$t import rfc4716 public"
+		trace "import $t rfc4716 public"
+		${SSHKEYGEN} -q -i -f $OBJ/$t-key-rfc >$OBJ/$t-rfc-imported || \
+		    fail "$t import rfc4716 public"
 
-	cut -f1,2 -d " " $OBJ/$t-key.pub >$OBJ/$t-key-nocomment.pub
-	cmp $OBJ/$t-key-nocomment.pub $OBJ/$t-rfc-imported || \
-	    fail "$t imported differs from original"
+		cut -f1,2 -d " " $OBJ/$t-key.pub >$OBJ/$t-key-nocomment.pub
+		cmp $OBJ/$t-key-nocomment.pub $OBJ/$t-rfc-imported || \
+		    fail "$t imported differs from original"
+	fi
 
 	trace "set passphrase $t"
 	${SSHKEYGEN} -q -p -P '' -N 'hunter2' -f $OBJ/$t-key >/dev/null || \