diff --git a/packages/http-client-csharp/emitter/src/lib/lib.ts b/packages/http-client-csharp/emitter/src/lib/lib.ts
index 3c9296fb47..f59e814efd 100644
--- a/packages/http-client-csharp/emitter/src/lib/lib.ts
+++ b/packages/http-client-csharp/emitter/src/lib/lib.ts
@@ -14,7 +14,8 @@ const $lib = createTypeSpecLibrary({
       },
     },
     "no-route": {
-      severity: "error",
+      // TODO - once https://github.com/Azure/typespec-azure/issues/1018 is fixed, change this back to error
+      severity: "warning",
       messages: {
         default: paramMessage`No Route for service for service ${"service"}`,
       },