diff --git a/pkgs/cronet_http/example/android/app/build.gradle b/pkgs/cronet_http/example/android/app/build.gradle
index 5da15f658e..02e4b7551e 100644
--- a/pkgs/cronet_http/example/android/app/build.gradle
+++ b/pkgs/cronet_http/example/android/app/build.gradle
@@ -29,6 +29,15 @@ android {
     compileSdkVersion flutter.compileSdkVersion
     ndkVersion flutter.ndkVersion
 
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+
+    kotlinOptions {
+        jvmTarget = '1.8'
+    }
+
     sourceSets {
         main.java.srcDirs += 'src/main/kotlin'
     }
@@ -37,11 +46,10 @@ android {
         applicationId "io.flutter.cronet_http_example"
         // You can update the following values to match your application needs.
         // For more information, see: https://docs.flutter.dev/deployment/android#reviewing-the-build-configuration.
-        minSdkVersion flutter.minSdkVersion
+        minSdkVersion 21
         targetSdkVersion flutter.targetSdkVersion
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
-        multiDexEnabled true
     }
 
     buildTypes {