diff --git a/README.md b/README.md
index 0fe62ac..7833864 100644
--- a/README.md
+++ b/README.md
@@ -25,6 +25,7 @@ For example:
 image
 syn://syn00123
 /local/path/to/image.svs
+s3://my-bucket/my-image.ome.tiff
 ```
 
 ### Parameters