diff --git a/example_test.go b/example_test.go
index 892347a..086bdd5 100644
--- a/example_test.go
+++ b/example_test.go
@@ -63,7 +63,7 @@
 func ExampleBar_ProxyReader() {
 	p := mpb.New()
 	// make http get request
-	resp, _ := http.Get(url)
+	resp, err := http.Get(url)
 	if err != nil {
 		return err
 	}