diff --git a/examples/debug_curl_test.go b/examples/debug_curl_test.go
index 9006caf0..f506ae17 100644
--- a/examples/debug_curl_test.go
+++ b/examples/debug_curl_test.go
@@ -103,7 +103,7 @@ func TestDebugModeCurl(t *testing.T) {
 }
 
 func captureStderr() (getOutput func() string, restore func()) {
-	old := os.Stdout
+	old := os.Stderr
 	r, w, err := os.Pipe()
 	if err != nil {
 		panic(err)