diff --git a/test/authoritative_fields/test_field_lock_scenarios.py b/test/authoritative_fields/test_field_lock_scenarios.py
index e81403c5..adff4346 100644
--- a/test/authoritative_fields/test_field_lock_scenarios.py
+++ b/test/authoritative_fields/test_field_lock_scenarios.py
@@ -133,11 +133,11 @@ def test_empty_plugin_value_not_used():
     # Allows overwrite as new value same as old
     result = can_overwrite_field(
         field_name="devName",
-        current_value="",
-        current_source="NEWDEV",
+        current_value="same value",
+        current_source="AVAHISCAN",
         plugin_prefix="NBTSCAN",
         plugin_settings={"set_always": [], "set_empty": []},
-        field_value="",
+        field_value="same value",
     )
     assert result is True
 
diff --git a/test/authoritative_fields/test_ip_format_and_locking.py b/test/authoritative_fields/test_ip_format_and_locking.py
index a4fdb4e3..771cdb1e 100644
--- a/test/authoritative_fields/test_ip_format_and_locking.py
+++ b/test/authoritative_fields/test_ip_format_and_locking.py
@@ -131,7 +131,7 @@ def test_ipv4_then_ipv6_scan_updates_primary_ips(scan_db, mock_ip_handlers):
 def test_ipv4_address_format_variations(scan_db, mock_ip_handlers):
     """Test various valid IPv4 formats."""
     cur = scan_db.cursor()
-    ipv4_addresses = ["0.0.0.0", "127.0.0.1", "192.168.1.1", "255.255.255.255"]
+    ipv4_addresses = ["1.1.1.1", "127.0.0.1", "192.168.1.1", "255.255.255.255"]
 
     for idx, ipv4 in enumerate(ipv4_addresses):
         mac = f"AA:BB:CC:DD:11:{idx:02X}"