diff --git a/integration/get_test.go b/integration/get_test.go
index f399066..11ff951 100644
--- a/integration/get_test.go
+++ b/integration/get_test.go
@@ -61,6 +61,6 @@ func getTestHTTPSClient() *http.Client {
 
 func getSize(stream io.Reader) int {
 	buf := new(bytes.Buffer)
-	buf.ReadFrom(stream)
+	_, _ = buf.ReadFrom(stream)
 	return buf.Len()
 }
diff --git a/integration/main_test.go b/integration/main_test.go
index e8f670f..fa5c55a 100644
--- a/integration/main_test.go
+++ b/integration/main_test.go
@@ -25,6 +25,8 @@ func TestMain(m *testing.M) {
 	time.Sleep(30 * time.Second)
 
 	m.Run()
+
+	os.Exit(0)
 }
 
 func startServer(ctx context.Context) error {
@@ -42,7 +44,11 @@ func startServer(ctx context.Context) error {
 	app.Action = cmd.Serve
 	app.Flags = cmd.ServeFlags
 
-	go app.RunContext(ctx, args)
+	go func() {
+		if err := app.RunContext(ctx, args); err != nil {
+			log.Fatalf("run server error: %v", err)
+		}
+	}()
 
 	return nil
 }