diff --git a/.github/workflows/ci-matrix.yml b/.github/workflows/ci-matrix.yml
index 96d4384e..c343bf04 100644
--- a/.github/workflows/ci-matrix.yml
+++ b/.github/workflows/ci-matrix.yml
@@ -14,8 +14,8 @@ on:
 env:
   DOTNET_CLI_TELEMETRY_OPTOUT: 1
   DOTNET_NOLOGO: 1
-  UNITY_HASH: 'cc51a95c0300'
-  UNITY_FULL_VERSION: '6000.2.6f1'
+  UNITY_HASH: '1c7db571dde0'
+  UNITY_FULL_VERSION: '6000.3.8f1'
   HUSKY: 0
 
 jobs:
diff --git a/doc/UNT0013.md b/doc/UNT0013.md
index 10d024f1..f767c265 100644
--- a/doc/UNT0013.md
+++ b/doc/UNT0013.md
@@ -1,6 +1,6 @@
 # UNT0013 Invalid or redundant SerializeField attribute
 
-The SerializeField attribute is redundant for public fields, and invalid for properties or static/readonly fields. Unlike SerializeReference, the compiler allows you to use the SerializeField attribute on properties, even if it is invalid and will not function in the Unity editor.
+The SerializeField attribute is redundant for public fields, and invalid for static/readonly fields.
 
 ## Examples of patterns that are flagged by this analyzer
 
@@ -16,9 +16,6 @@ public class SerializedAttributes : MonoBehaviour
     [SerializeField] // redundant usage
     public string publicField;
 
-    [SerializeField] // invalid usage
-    private string PrivateProperty { get; set; }
-
     [SerializeField] // invalid usage
     static string staticField;
 
@@ -42,8 +39,6 @@ public class SerializedAttributes : MonoBehaviour
     
     public string publicField;
 
-    private string PrivateProperty { get; set; }
-
     static string staticField;
 
     readonly field readonlyField;
diff --git a/src/Microsoft.Unity.Analyzers.Tests/ImproperSerializeFieldTests.cs b/src/Microsoft.Unity.Analyzers.Tests/ImproperSerializeFieldTests.cs
index b6ea740a..2b4035e8 100644
--- a/src/Microsoft.Unity.Analyzers.Tests/ImproperSerializeFieldTests.cs
+++ b/src/Microsoft.Unity.Analyzers.Tests/ImproperSerializeFieldTests.cs
@@ -90,7 +90,8 @@ class Camera : MonoBehaviour
 		await VerifyCSharpFixAsync(test, fixedTest);
 	}
 
-	[Fact]
+	// starting with Unity 6000.3.x, SerializeField attribute is decorated with [AttributeUsage(AttributeTargets.Field)]
+	/*[Fact]
 	public async Task InvalidSerializeFieldPropertyTest()
 	{
 		const string test = @"
@@ -119,7 +120,7 @@ class Camera : MonoBehaviour
 ";
 
 		await VerifyCSharpFixAsync(test, fixedTest);
-	}
+	}*/
 
 	[Fact]
 	public async Task InvalidSerializeFieldReadonlyTest()
diff --git a/src/Microsoft.Unity.Analyzers.Tests/Infrastructure/DiagnosticVerifier.cs b/src/Microsoft.Unity.Analyzers.Tests/Infrastructure/DiagnosticVerifier.cs
index f33a5d8a..e4e75c14 100644
--- a/src/Microsoft.Unity.Analyzers.Tests/Infrastructure/DiagnosticVerifier.cs
+++ b/src/Microsoft.Unity.Analyzers.Tests/Infrastructure/DiagnosticVerifier.cs
@@ -329,11 +329,20 @@ protected static IEnumerable<string> UnityAssemblies()
 		if (!Directory.Exists(installation))
 			yield break;
 
-		var managed = Path.Combine(installation, "Managed");
+		var scripting = installation;
+		var resources = Path.Combine(installation, "Resources");
+		// Unity 6000.3.x introduced a new folder structure on MacOS
+		var macosScripting = Path.Combine(resources, "Scripting");
+
+		if (OperatingSystem.IsMacOS() && Path.Exists(macosScripting))
+			scripting = macosScripting;
+
+		var managed = Path.Combine(scripting, "Managed");
+
 		yield return Path.Combine(managed, "UnityEditor.dll");
 		yield return Path.Combine(managed, "UnityEngine.dll");
 
-		var monolib = Path.Combine(installation, "MonoBleedingEdge", "lib", "mono", "4.7.1-api");
+		var monolib = Path.Combine(scripting, "MonoBleedingEdge", "lib", "mono", "4.7.1-api");
 		yield return Path.Combine(monolib, "mscorlib.dll");
 		yield return Path.Combine(monolib, "System.dll");
 
@@ -341,7 +350,7 @@ protected static IEnumerable<string> UnityAssemblies()
 		yield return Path.Combine(facades, "netstandard.dll");
 
 		// Use the 2D template to get additional assemblies, normally acquired through Package Manager
-		var libcache = Path.Combine(installation, "Resources", "PackageManager", "ProjectTemplates", "libcache");
+		var libcache = Path.Combine(resources, "PackageManager", "ProjectTemplates", "libcache");
 		var template2d = Directory.GetDirectories(libcache, "com.unity.template.2d-*").Single();
 		var template2dScriptAssemblies = Path.Combine(template2d, "ScriptAssemblies");
 
diff --git a/src/Microsoft.Unity.Analyzers/BaseVectorConversion.cs b/src/Microsoft.Unity.Analyzers/BaseVectorConversion.cs
index c005b5da..d830bd8a 100644
--- a/src/Microsoft.Unity.Analyzers/BaseVectorConversion.cs
+++ b/src/Microsoft.Unity.Analyzers/BaseVectorConversion.cs
@@ -66,8 +66,17 @@ protected virtual bool CheckForNonAmbiguousReplacement(IObjectCreationOperation
 		if (inOperation.Syntax is not InvocationExpressionSyntax invocation)
 			return true;
 
-		var overloads = model.GetMemberGroup(invocation.Expression);
-		return overloads.Length == 1;
+		var overloads = model
+			.GetMemberGroup(invocation.Expression)
+			.OfType<IMethodSymbol>();
+
+		// With Unity 6000.3.x, Unity introduced overloads with -in- specifiers for performance
+		// So we consider overloads as distinct only when their parameter types differ (ignoring specifiers)
+		var distinctSignatures = overloads
+			.GroupBy(m => string.Join(",", m.Parameters.Select(p => p.Type.ToDisplayString(SymbolDisplayFormat.FullyQualifiedFormat))))
+			.Count();
+
+		return distinctSignatures == 1;
 	}
 
 	protected virtual bool CheckArguments(IObjectCreationOperation ocOperation)