diff --git a/tests/runtime/smoke/wasm.cs b/tests/runtime/smoke/wasm.cs
new file mode 100644
index 000000000..8994bb4e2
--- /dev/null
+++ b/tests/runtime/smoke/wasm.cs
@@ -0,0 +1,13 @@
+using System;
+using System.Diagnostics;
+using wit_smoke.wit.imports.test.smoke.Imports;
+
+namespace wit_smoke;
+
+public class SmokeWorldImpl : ISmokeWorld
+{
+    public static void Thunk()
+    {
+        ImportsInterop.Thunk();
+    }
+}