diff --git a/flutter/android/app/build.gradle b/flutter/android/app/build.gradle
index a0dd55f62..92d02ddd3 100644
--- a/flutter/android/app/build.gradle
+++ b/flutter/android/app/build.gradle
@@ -42,7 +42,7 @@ android {
 
     defaultConfig {
         applicationId "org.mlcommons.android.mlperfbench"
-        minSdkVersion 21
+        minSdkVersion 30
         targetSdkVersion 34
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName