diff --git a/ww.go b/ww.go
index 236d196..aea32ab 100644
--- a/ww.go
+++ b/ww.go
@@ -91,7 +91,7 @@ func (c Cluster) Serve(ctx context.Context) error {
 
 	mod, err := r.InstantiateModule(ctx, compiled, wazero.NewModuleConfig().
 		WithStartFunctions(). // don't call _start automatically
-		WithName(fs.Root.String()).
+		WithName(compiled.Name()).
 		// WithArgs().
 		// WithEnv().
 		WithSysNanosleep().