diff --git a/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.AbLegacy/AbLegacyDriver.cs b/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.AbLegacy/AbLegacyDriver.cs
index acd86ce..4bf1413 100644
--- a/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.AbLegacy/AbLegacyDriver.cs
+++ b/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.AbLegacy/AbLegacyDriver.cs
@@ -567,9 +567,9 @@ public sealed class AbLegacyDriver : IDriver, IReadable, IWritable, ITagDiscover
         ///     that a SLC 500 misconfigured without an explicit path still gets the required
         ///     <c>1,0</c> backplane route. MicroLogix has an empty default by design (direct EIP).
         /// </summary>
-        public string EffectiveCipPath => parsedAddress.CipPath.Length > 0
-            ? parsedAddress.CipPath
-            : profile.DefaultCipPath;
+        public string EffectiveCipPath => ParsedAddress.CipPath.Length > 0
+            ? ParsedAddress.CipPath
+            : Profile.DefaultCipPath;
 
         /// <summary>
         ///     Per-tag cached runtimes. <see cref="System.Collections.Concurrent.ConcurrentDictionary{TKey,TValue}"/>
diff --git a/tests/Drivers/ZB.MOM.WW.OtOpcUa.Driver.AbLegacy.Tests/AbLegacyReadWriteTests.cs b/tests/Drivers/ZB.MOM.WW.OtOpcUa.Driver.AbLegacy.Tests/AbLegacyReadWriteTests.cs
index b71ade6..3804fb4 100644
--- a/tests/Drivers/ZB.MOM.WW.OtOpcUa.Driver.AbLegacy.Tests/AbLegacyReadWriteTests.cs
+++ b/tests/Drivers/ZB.MOM.WW.OtOpcUa.Driver.AbLegacy.Tests/AbLegacyReadWriteTests.cs
@@ -1,3 +1,4 @@
+using libplctag;
 using Shouldly;
 using Xunit;
 using ZB.MOM.WW.OtOpcUa.Core.Abstractions;
@@ -65,10 +66,12 @@ public sealed class AbLegacyReadWriteTests
     [Fact]
     public async Task NonZero_libplctag_status_maps_via_AbLegacyStatusMapper()
     {
+        // Use the real libplctag.Status enum value rather than a raw integer so the test
+        // stays correct if the wrapper renumbers its ordinals (Driver.AbLegacy-010).
         var (drv, factory) = NewDriver(
             new AbLegacyTagDefinition("X", "ab://10.0.0.5/1,0", "N7:0", AbLegacyDataType.Int));
         await drv.InitializeAsync("{}", CancellationToken.None);
-        factory.Customise = p => new FakeAbLegacyTag(p) { Status = -14 };
+        factory.Customise = p => new FakeAbLegacyTag(p) { Status = (int)Status.ErrorNotFound };
 
         var snapshots = await drv.ReadAsync(["X"], CancellationToken.None);
         snapshots.Single().StatusCode.ShouldBe(AbLegacyStatusMapper.BadNodeIdUnknown);