diff --git a/README.md b/README.md
index bb963d1c..a50f541f 100644
--- a/README.md
+++ b/README.md
@@ -566,7 +566,7 @@ Within your render function, assuming you have a file called
 "background.mp4" in your expansion file. Just add your main and (if applicable) patch version
 ```
 <Video
-  source={{uri: "background", mainVer: 1, patchVer: 0}}
+  source={{uri: "background", type: "mp4", mainVer: 1, patchVer: 0}}
 />
 ```
 This will look for an .mp4 file (background.mp4) in the given expansion version.