diff --git a/README.md b/README.md
index 48a155c..c5720c1 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 
 Beginning [10 November 2026, the in-process model for .NET apps in Azure Functions will no longer be supported][in-process-retirement-notice]. [Migrate to the isolated worked model][migrate-isolated-worker-model].
 
-The Application Insights integration for Azure Functions `v3` and `v4` suffers from a few quirks that can lead to a huge Application Insights bill:
+The Application Insights integration for Azure Functions `v4` suffers from a few quirks that can lead to a huge Application Insights bill:
 
 - Telemetry processors are not supported, preventing developers from discarding telemetry items
 - Each Function execution records a trace when starting and on completion
diff --git a/src/AzureFunctionsTelemetry/AzureFunctionsTelemetry.csproj b/src/AzureFunctionsTelemetry/AzureFunctionsTelemetry.csproj
index 537ec4f..163ddfc 100644
--- a/src/AzureFunctionsTelemetry/AzureFunctionsTelemetry.csproj
+++ b/src/AzureFunctionsTelemetry/AzureFunctionsTelemetry.csproj
@@ -13,7 +13,7 @@
     <PackageId>AzureFunctions.Better.ApplicationInsights</PackageId>
     <Title>Better Azure Functions Application Insights integration</Title>
     <Authors>Gabriel Weyer</Authors>
-    <PackageDescription>Improve Application Insights (App Insights) integration for Azure Function v3 and v4. Automatically discard cruft telemetry emitted by Functions runtime. Add your own telemetry processors.</PackageDescription>
+    <PackageDescription>Improve Application Insights (App Insights) integration for Azure Function v4. Automatically discard cruft telemetry emitted by Functions runtime. Add your own telemetry processors.</PackageDescription>
     <PackageTags>Azure-Functions Application-Insights App-Insights Telemetry Instrumentation Observability Save-Money</PackageTags>
     <PackageProjectUrl>https://github.com/gabrielweyer/azure-functions-telemetry</PackageProjectUrl>
     <PackageReadmeFile>README.md</PackageReadmeFile>
diff --git a/tests/AzureFunctionsTelemetryTests/ApplicationInsights/ApplicationInsightsServiceCollectionExtensionsTests.cs b/tests/AzureFunctionsTelemetryTests/ApplicationInsights/ApplicationInsightsServiceCollectionExtensionsTests.cs
index e2a1cf0..e567564 100644
--- a/tests/AzureFunctionsTelemetryTests/ApplicationInsights/ApplicationInsightsServiceCollectionExtensionsTests.cs
+++ b/tests/AzureFunctionsTelemetryTests/ApplicationInsights/ApplicationInsightsServiceCollectionExtensionsTests.cs
@@ -35,13 +35,11 @@ public void GivenApplicationNameProvided_ThenRegisterApplicationInitializer()
         registeredTelemetryInitializers.Should().Contain(typeof(ApplicationInitializer));
     }
 
-#pragma warning disable CS8619 // I have to support both .NET Core 3.1 and .NET 6
-    private static List<Type> GetTelemetryInitializers(IServiceCollection serviceCollection)
+    private static List<Type?> GetTelemetryInitializers(IServiceCollection serviceCollection)
     {
         return serviceCollection
             .Where(s => s.ServiceType == typeof(ITelemetryInitializer) && s.ImplementationType != null)
             .Select(s => s.ImplementationType)
             .ToList();
     }
-#pragma warning restore CS8619
 }