diff --git a/topic/topicwriter/topicwriter_test.go b/topic/topicwriter/topicwriter_test.go
index f227dc21c..8e0dc86df 100644
--- a/topic/topicwriter/topicwriter_test.go
+++ b/topic/topicwriter/topicwriter_test.go
@@ -28,7 +28,7 @@ func ExampleWriter_Write() {
 		topicwriter.Message{Data: strings.NewReader("2")},
 		topicwriter.Message{Data: strings.NewReader("3")},
 	)
-	if err == nil {
+	if err != nil {
 		fmt.Println("OK")
 	} else {
 		log.Fatalf("failed write to stream")