diff --git a/docs/index.md b/docs/index.md
index a91e65a..d041982 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -31,6 +31,8 @@ Before requesting advertising info and status on iOS 14 the application must req
 
 Apple documentation: https://developer.apple.com/documentation/apptrackingtransparency?language=objc
 
+Note: If this field is omitted the generated `Info.plist` file will not contain a `<key>NSUserTrackingUsageDescription</key>` key and value.
+
 ### register_for_attribution
 
 The extension can automatically register the application for ad network attribution using `SkAdNetwork` and the `registerAppForAdNetworkAttribution()` function. Enable this functionality by setting `adinfo.register_for_attribution` to 1 in game.project.
diff --git a/extension-adinfo/manifests/ios/Info.plist b/extension-adinfo/manifests/ios/Info.plist
index 70deded..ebfe9de 100644
--- a/extension-adinfo/manifests/ios/Info.plist
+++ b/extension-adinfo/manifests/ios/Info.plist
@@ -2,7 +2,9 @@
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
+{{#adinfo.tracking_usage_description}}
 	<key>NSUserTrackingUsageDescription</key>
 	<string>{{adinfo.tracking_usage_description}}</string>
+{{/adinfo.tracking_usage_description}}
 </dict>
 </plist>