diff --git a/sbin/pfctl/parse.y b/sbin/pfctl/parse.y
--- a/sbin/pfctl/parse.y
+++ b/sbin/pfctl/parse.y
@@ -4559,7 +4559,8 @@
 		}
 
 /* Redirection with an arrow and an optional port: FreeBSD NAT rules */
-nat_redirspec	: ARROW port_redirspec {
+nat_redirspec	: /* empty */		{ $$ = NULL; }
+		| ARROW port_redirspec {
 			$$ = $2;
 		}
 		;
diff --git a/sbin/pfctl/tests/files/pf1065.in b/sbin/pfctl/tests/files/pf1065.in
new file mode 100644
--- /dev/null
+++ b/sbin/pfctl/tests/files/pf1065.in
@@ -0,0 +1 @@
+no nat on vtnet0 proto tcp from 2001:db8::1 to 2001:db8::2
diff --git a/sbin/pfctl/tests/files/pf1065.ok b/sbin/pfctl/tests/files/pf1065.ok
new file mode 100644
--- /dev/null
+++ b/sbin/pfctl/tests/files/pf1065.ok
@@ -0,0 +1 @@
+no nat on vtnet0 inet6 proto tcp from 2001:db8::1 to 2001:db8::2
diff --git a/sbin/pfctl/tests/files/pf1066.in b/sbin/pfctl/tests/files/pf1066.in
new file mode 100644
--- /dev/null
+++ b/sbin/pfctl/tests/files/pf1066.in
@@ -0,0 +1 @@
+no rdr on vtnet0 proto tcp from 2001:db8::1 to 2001:db8::2
diff --git a/sbin/pfctl/tests/files/pf1066.ok b/sbin/pfctl/tests/files/pf1066.ok
new file mode 100644
--- /dev/null
+++ b/sbin/pfctl/tests/files/pf1066.ok
@@ -0,0 +1 @@
+no rdr on vtnet0 inet6 proto tcp from 2001:db8::1 to 2001:db8::2
diff --git a/sbin/pfctl/tests/pfctl_test_list.inc b/sbin/pfctl/tests/pfctl_test_list.inc
--- a/sbin/pfctl/tests/pfctl_test_list.inc
+++ b/sbin/pfctl/tests/pfctl_test_list.inc
@@ -173,3 +173,5 @@
 PFCTL_TEST_IFACE(1062, "Interface translation: IPv6 rule, interface without brackets is translated, extra host, round-robin is applied")
 PFCTL_TEST_IFACE(1063, "Interface translation: IPv6 rule, interface with brackets is not translated, round-robin is applied")
 PFCTL_TEST_IFACE(1064, "Interface translation: IPv6 rule, interface with brackets is not translated, extra host, round robin is applied")
+PFCTL_TEST(1065, "no nat")
+PFCTL_TEST(1066, "no rdr")