diff --git a/src/Analyzers/MSTest.Analyzers/DynamicDataShouldBeValidAnalyzer.cs b/src/Analyzers/MSTest.Analyzers/DynamicDataShouldBeValidAnalyzer.cs
index ec3599737a..115600daca 100644
--- a/src/Analyzers/MSTest.Analyzers/DynamicDataShouldBeValidAnalyzer.cs
+++ b/src/Analyzers/MSTest.Analyzers/DynamicDataShouldBeValidAnalyzer.cs
@@ -12,6 +12,9 @@
 
 namespace MSTest.Analyzers;
 
+/// <summary>
+/// MSTEST0018: <inheritdoc cref="Resources.DynamicDataShouldBeValidTitle"/>.
+/// </summary>
 [DiagnosticAnalyzer(LanguageNames.CSharp, LanguageNames.VisualBasic)]
 public sealed class DynamicDataShouldBeValidAnalyzer : DiagnosticAnalyzer
 {
@@ -202,8 +205,7 @@ private static void AnalyzeDataSource(SymbolAnalysisContext context, AttributeDa
             return;
         }
 
-        if (!member.IsStatic
-            || member.DeclaredAccessibility != Accessibility.Public)
+        if (!member.IsStatic)
         {
             context.ReportDiagnostic(attributeSyntax.CreateDiagnostic(DataMemberSignatureRule, declaringType.Name, memberName));
             return;
diff --git a/test/UnitTests/MSTest.Analyzers.UnitTests/DynamicDataShouldBeValidAnalyzerTests.cs b/test/UnitTests/MSTest.Analyzers.UnitTests/DynamicDataShouldBeValidAnalyzerTests.cs
index c5967776f1..ec3b1d5491 100644
--- a/test/UnitTests/MSTest.Analyzers.UnitTests/DynamicDataShouldBeValidAnalyzerTests.cs
+++ b/test/UnitTests/MSTest.Analyzers.UnitTests/DynamicDataShouldBeValidAnalyzerTests.cs
@@ -547,7 +547,7 @@ await VerifyCS.VerifyAnalyzerAsync(
             VerifyCS.Diagnostic(DynamicDataShouldBeValidAnalyzer.DataMemberSignatureRule).WithLocation(1).WithArguments("MyTestClass", "GetData"));
     }
 
-    public async Task MemberIsNotPublic_Diagnostic()
+    public async Task MemberIsNotPublic_NoDiagnostic()
     {
         string code = """
             using System;
@@ -557,13 +557,13 @@ public async Task MemberIsNotPublic_Diagnostic()
             [TestClass]
             public class MyTestClass
             {
-                [{|#0:DynamicData("Data")|}]
+                [DynamicData("Data")]
                 [TestMethod]
                 public void TestMethod1(object[] o)
                 {
                 }
 
-                [{|#1:DynamicData("GetData", DynamicDataSourceType.Method)|}]
+                [DynamicData("GetData", DynamicDataSourceType.Method)]
                 [TestMethod]
                 public void TestMethod2(object[] o)
                 {
@@ -574,10 +574,7 @@ public void TestMethod2(object[] o)
             }
             """;
 
-        await VerifyCS.VerifyAnalyzerAsync(
-            code,
-            VerifyCS.Diagnostic(DynamicDataShouldBeValidAnalyzer.DataMemberSignatureRule).WithLocation(0).WithArguments("MyTestClass", "Data"),
-            VerifyCS.Diagnostic(DynamicDataShouldBeValidAnalyzer.DataMemberSignatureRule).WithLocation(1).WithArguments("MyTestClass", "GetData"));
+        await VerifyCS.VerifyAnalyzerAsync(code);
     }
 
     public async Task MethodHasParameters_Diagnostic()