diff --git a/src/pkg/net/http/example_test.go b/src/pkg/net/http/example_test.go
index 2584afc439..ec814407dd 100644
--- a/src/pkg/net/http/example_test.go
+++ b/src/pkg/net/http/example_test.go
@@ -49,3 +49,8 @@ func ExampleGet() {
 	res.Body.Close()
 	fmt.Printf("%s", robots)
 }
+
+func ExampleFileServer() {
+	// we use StripPrefix so that /tmpfiles/somefile will access /tmp/somefile
+	http.Handle("/tmpfiles/", http.StripPrefix("/tmpfiles/", http.FileServer(http.Dir("/tmp"))))
+}