diff --git a/test/test-network/systemd-networkd-tests.py b/test/test-network/systemd-networkd-tests.py
index 1e78b966aa..7a791af003 100755
--- a/test/test-network/systemd-networkd-tests.py
+++ b/test/test-network/systemd-networkd-tests.py
@@ -97,9 +97,9 @@ def check_output(*command, text=True, **kwargs):
     return subprocess.run(command, check=True, universal_newlines=text, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, **kwargs).stdout.rstrip()
 
 def call(*command, text=True, **kwargs):
-    # This returns returncode. stdout and stderr are shown in console
+    # This returns returncode. stdout and stderr are merged and shown in console
     command = command[0].split() + list(command[1:])
-    return subprocess.run(command, check=False, universal_newlines=text, **kwargs).returncode
+    return subprocess.run(command, check=False, universal_newlines=text, stderr=subprocess.STDOUT, **kwargs).returncode
 
 def call_quiet(*command, text=True, **kwargs):
     command = command[0].split() + list(command[1:])
@@ -431,7 +431,7 @@ def flush_routing_policy_rules():
                 have = True
                 print(f'### Removing IPv{ipv} routing policy rules that did not exist when the test started.')
             print(f'# {line}')
-            words = line.split()
+            words = line.replace('lookup [l3mdev-table]', 'l3mdev').split()
             priority = words[0].rstrip(':')
             call(f'ip -{ipv} rule del priority {priority} ' + ' '.join(words[1:]))