diff --git a/Directory.Build.props b/Directory.Build.props
index c275165..ff641c1 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -36,7 +36,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Meziantou.Analyzer" Version="3.0.98">
+    <PackageReference Include="Meziantou.Analyzer" Version="3.0.138">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/src/Reflectify/Reflectify.cs b/src/Reflectify/Reflectify.cs
index 40ef345..e4d3ab7 100644
--- a/src/Reflectify/Reflectify.cs
+++ b/src/Reflectify/Reflectify.cs
@@ -251,7 +251,7 @@ public static bool IsTuple(this Type type)
     /// </summary>
     public static bool IsAnonymous(this Type type)
     {
-        if (!type.FullName!.Contains("AnonymousType"))
+        if (!type.FullName!.Contains("AnonymousType", StringComparison.Ordinal))
         {
             return false;
         }