diff --git a/example/android/app/build.gradle b/example/android/app/build.gradle
index 9297c8fa..bd2115c8 100644
--- a/example/android/app/build.gradle
+++ b/example/android/app/build.gradle
@@ -44,7 +44,7 @@ android {
     defaultConfig {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
         applicationId "com.example.app"
-        minSdkVersion 17
+        minSdkVersion 21
         targetSdkVersion flutter.targetSdkVersion
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
diff --git a/example/android/build.gradle b/example/android/build.gradle
index 24047dce..4256f917 100644
--- a/example/android/build.gradle
+++ b/example/android/build.gradle
@@ -1,5 +1,5 @@
 buildscript {
-    ext.kotlin_version = '1.3.50'
+    ext.kotlin_version = '1.6.10'
     repositories {
         google()
         mavenCentral()