diff --git a/samples/client/echo_api/csharp-restsharp/src/Org.OpenAPITools.Test/.editorconfig b/samples/client/echo_api/csharp-restsharp/src/Org.OpenAPITools.Test/.editorconfig
new file mode 100644
index 000000000000..5ad6921484a1
--- /dev/null
+++ b/samples/client/echo_api/csharp-restsharp/src/Org.OpenAPITools.Test/.editorconfig
@@ -0,0 +1,2 @@
+[*.cs]
+dotnet_diagnostic.xUnit1031.severity = none