diff --git a/tests/unit/test_charm.py b/tests/unit/test_charm.py
index 466317386f..6f61f8f2f6 100644
--- a/tests/unit/test_charm.py
+++ b/tests/unit/test_charm.py
@@ -135,6 +135,7 @@ def test_on_install_snap_failure(
         _install_snap_packages.assert_called_once()
         self.assertTrue(isinstance(self.harness.model.unit.status, BlockedStatus))
 
+    @patch_network_get(private_address="1.1.1.1")
     def test_patroni_scrape_config_no_tls(self):
         result = self.charm.patroni_scrape_config()
 
@@ -142,11 +143,12 @@ def test_patroni_scrape_config_no_tls(self):
             {
                 "metrics_path": "/metrics",
                 "scheme": "http",
-                "static_configs": [{"targets": ["localhost:8008"]}],
+                "static_configs": [{"targets": ["1.1.1.1:8008"]}],
                 "tls_config": {"insecure_skip_verify": True},
             },
         ]
 
+    @patch_network_get(private_address="1.1.1.1")
     @patch(
         "charm.PostgresqlOperatorCharm.is_tls_enabled",
         return_value=True,
@@ -159,7 +161,7 @@ def test_patroni_scrape_config_tls(self, _):
             {
                 "metrics_path": "/metrics",
                 "scheme": "https",
-                "static_configs": [{"targets": ["localhost:8008"]}],
+                "static_configs": [{"targets": ["1.1.1.1:8008"]}],
                 "tls_config": {"insecure_skip_verify": True},
             },
         ]
@@ -1087,6 +1089,7 @@ def test_restart(self, _are_all_members_ready, _restart_postgresql):
         mock_event.defer.assert_not_called()
 
     @patch_network_get(private_address="1.1.1.1")
+    @patch("charm.time.sleep", return_value=None)
     @patch("subprocess.check_output", return_value=b"C")
     @patch("charm.snap.SnapCache")
     @patch("charms.rolling_ops.v0.rollingops.RollingOpsManager._on_acquire_lock")
@@ -1109,6 +1112,7 @@ def test_update_config(
         _restart,
         ___,
         ____,
+        _____,
     ):
         with patch.object(PostgresqlOperatorCharm, "postgresql", Mock()) as postgresql_mock:
             # Mock some properties.