diff --git a/README.md b/README.md
index f465006..0140920 100644
--- a/README.md
+++ b/README.md
@@ -24,10 +24,42 @@ For Android, you must do the following before you can use the plugin:
``
-* Add the Barcode activity to your AndroidManifest.xml
+* Add the BarcodeScanner activity to your AndroidManifest.xml. Do NOT modify the name.
``
+
+* This plugin is written in Kotlin. Therefore, you need to add Kotlin support to your project. See [installing the Kotlin plugin](https://kotlinlang.org/docs/tutorials/kotlin-android.html#installing-the-kotlin-plugin).
+
+Edit your project-level build.gradle file to look like this:
+
+ buildscript {
+ ext.kotlin_version = '1.2.31'
+ ...
+ dependencies {
+ ...
+ classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+ }
+ }
+ ...
+
+Edit your app-level build.gradle file to look like this:
+
+ apply plugin: 'kotlin-android'
+ ...
+ dependencies {
+ implementation "org.jetbrains.kotlin:kotlin-stdlib-jre7:$kotlin_version"
+ ...
+ }
+
+Now you can depend on the barcode_scan plugin in your pubspec.yaml file:
+
+ dependencies:
+ ...
+ barcode_scan: ^0.0.3
+
+Click "Packages get" in Android Studio or run `flutter packages get` in your project folder.
+
### iOS
To use on iOS, you must add the the camera usage description to your Info.plist