diff --git a/docs/02-using-image-pipeline.md b/docs/02-using-image-pipeline.md
index 9ba87e2..49ac68f 100755
--- a/docs/02-using-image-pipeline.md
+++ b/docs/02-using-image-pipeline.md
@@ -21,7 +21,7 @@ next: datasources-datasubscribers.html
 ```java
 ImagePipeline imagePipeline = Fresco.getImagePipeline();
 DataSource<CloseableReference<CloseableImage>>
-    dataSource = imagePipeline.fetchDecodedImage(imageRequest);
+    dataSource = imagePipeline.fetchDecodedImage(imageRequest, callerContext);
 ```
  어떻게 이미지 파이프라인에서 데이터를 받는지는 [DataSources](datasources-datasubscribers.html)를 보세요.