diff --git a/android/app/build.gradle b/android/app/build.gradle
index ec3b0f6..219e19a 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -47,7 +47,7 @@ android {
         applicationId "com.example.jd_mall_flutter"
         // You can update the following values to match your application needs.
         // For more information, see: https://docs.flutter.dev/deployment/android#reviewing-the-gradle-build-configuration.
-        minSdkVersion 19
+        minSdkVersion 21
         targetSdkVersion flutter.targetSdkVersion
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName