diff --git a/src/OpenTelemetry.Exporter.OpenTelemetryProtocol/README.md b/src/OpenTelemetry.Exporter.OpenTelemetryProtocol/README.md
index 5f39d810b80..5deba232f19 100644
--- a/src/OpenTelemetry.Exporter.OpenTelemetryProtocol/README.md
+++ b/src/OpenTelemetry.Exporter.OpenTelemetryProtocol/README.md
@@ -53,10 +53,8 @@ values of the `OtlpExporterOptions`
 
 ## Special case when using insecure channel
 
-If your application is [.NET Standard
-2.1](https://docs.microsoft.com/dotnet/standard/net-standard) or above, and you
-are using an insecure (http) endpoint, the following switch must be set before
-adding `OtlpExporter`.
+If your application is targeting .NET Core 3.1, and you are using an insecure
+(HTTP) endpoint, the following switch must be set before adding `OtlpExporter`.
 
 ```csharp
 AppContext.SetSwitch("System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport",