diff --git a/src/network/networkd-route.c b/src/network/networkd-route.c
index a4c56f1bbd6..3e0b25ff3de 100644
--- a/src/network/networkd-route.c
+++ b/src/network/networkd-route.c
@@ -1430,16 +1430,16 @@ static int link_mark_routes(Link *link, bool foreign) {
                                 }
                         }
                 }
-        }
 
-        /* Also unmark routes requested in .netdev file. */
-        if (foreign && link->netdev && link->netdev->kind == NETDEV_KIND_WIREGUARD) {
-                Wireguard *w = WIREGUARD(link->netdev);
+                /* Also unmark routes requested in .netdev file. */
+                if (other->netdev && other->netdev->kind == NETDEV_KIND_WIREGUARD) {
+                        Wireguard *w = WIREGUARD(other->netdev);
 
-                SET_FOREACH(route, w->routes) {
-                        r = link_unmark_route(link, route, NULL);
-                        if (r < 0)
-                                return r;
+                        SET_FOREACH(route, w->routes) {
+                                r = link_unmark_route(other, route, NULL);
+                                if (r < 0)
+                                        return r;
+                        }
                 }
         }
 
diff --git a/test/test-network/conf/25-route-static.network b/test/test-network/conf/25-route-static.network
index 7ef211d4109..5ddd7de61a5 100644
--- a/test/test-network/conf/25-route-static.network
+++ b/test/test-network/conf/25-route-static.network
@@ -96,7 +96,7 @@ MultiPathRoute=149.10.124.59 10
 MultiPathRoute=149.10.124.60 5
 
 [Route]
-Destination=2001:1234:5:7fff:ff:ff:ff:ff/128
+Destination=2001:1234:5:bfff:ff:ff:ff:ff/128
 MultiPathRoute=2001:1234:5:6fff:ff:ff:ff:ff@test1 20
 MultiPathRoute=2001:1234:5:7fff:ff:ff:ff:ff@test1 30
 MultiPathRoute=2001:1234:5:8fff:ff:ff:ff:ff@dummy98 10
diff --git a/test/test-network/systemd-networkd-tests.py b/test/test-network/systemd-networkd-tests.py
index 6e7ce7cbd8b..6b1633a9614 100755
--- a/test/test-network/systemd-networkd-tests.py
+++ b/test/test-network/systemd-networkd-tests.py
@@ -3445,11 +3445,11 @@ class NetworkdNetworkTests(unittest.TestCase, Utilities):
         self.assertIn('dev dummy98 weight 10', output)
         self.assertIn('dev dummy98 weight 5', output)
 
-        print('### ip -6 route show 2001:1234:5:7fff:ff:ff:ff:ff')
-        output = check_output('ip -6 route show 2001:1234:5:7fff:ff:ff:ff:ff')
+        print('### ip -6 route show 2001:1234:5:bfff:ff:ff:ff:ff')
+        output = check_output('ip -6 route show 2001:1234:5:bfff:ff:ff:ff:ff')
         print(output)
         # old ip command does not show 'nexthop' keyword and weight...
-        self.assertIn('2001:1234:5:7fff:ff:ff:ff:ff', output)
+        self.assertIn('2001:1234:5:bfff:ff:ff:ff:ff', output)
         self.assertIn('via 2001:1234:5:6fff:ff:ff:ff:ff dev test1', output)
         self.assertIn('via 2001:1234:5:7fff:ff:ff:ff:ff dev test1', output)
         self.assertIn('via 2001:1234:5:8fff:ff:ff:ff:ff dev dummy98', output)