diff --git a/android/app/build.gradle b/android/app/build.gradle
index 1032764..d95bf24 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -16,15 +16,15 @@ apply plugin: 'kotlin-android'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
 android {
-  compileSdkVersion 27
-  buildToolsVersion '27.0.3'
+  compileSdkVersion 29
+  buildToolsVersion '29.0.2'
 
   lintOptions {
     disable 'InvalidPackage'
   }
 
   defaultConfig {
-    targetSdkVersion 27
+    targetSdkVersion 29
     minSdkVersion 16
     applicationId "com.dinect.checker"
   }
@@ -200,10 +200,10 @@ flutter {
 
 dependencies {
   implementation fileTree(include: ['*.jar'], dir: 'libs')
-  implementation 'com.android.support:appcompat-v7:27.1.1'
-  implementation 'com.android.support:recyclerview-v7:27.1.1'
-  implementation 'com.android.support:support-v4:27.1.1'
-  implementation 'com.android.support:support-media-compat:27.1.1'
+  implementation 'androidx.appcompat:appcompat:1.1.0'
+  implementation 'androidx.recyclerview:recyclerview:1.1.0'
+  implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+  implementation 'androidx.media:media:1.1.0'
   implementation 'com.squareup.okhttp3:okhttp:3.9.0'
   implementation 'com.squareup.okio:okio:1.13.0'
   implementation 'me.dm7.barcodescanner:zxing:1.9.8'
diff --git a/android/app/src/main/java/com/dinect/checker/MainActivity.java b/android/app/src/main/java/com/dinect/checker/MainActivity.java
index be9a587..2681e25 100644
--- a/android/app/src/main/java/com/dinect/checker/MainActivity.java
+++ b/android/app/src/main/java/com/dinect/checker/MainActivity.java
@@ -10,8 +10,8 @@ import android.content.res.Resources;
 import android.net.ConnectivityManager;
 import android.net.NetworkInfo;
 import android.os.Bundle;
-import android.support.v4.app.ActivityCompat;
-import android.support.v4.content.ContextCompat;
+import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
 import android.widget.Toast;
 
 import java.util.ArrayList;
diff --git a/android/app/src/main/java/com/dinect/checker/ScannerActivity.java b/android/app/src/main/java/com/dinect/checker/ScannerActivity.java
index fe784b1..e6a3814 100644
--- a/android/app/src/main/java/com/dinect/checker/ScannerActivity.java
+++ b/android/app/src/main/java/com/dinect/checker/ScannerActivity.java
@@ -19,12 +19,12 @@ import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.os.Bundle;
 import android.provider.Settings;
-import android.support.annotation.NonNull;
-import android.support.annotation.Nullable;
-import android.support.v4.content.ContextCompat;
-import android.support.v7.app.ActionBar;
-import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.Toolbar;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.core.content.ContextCompat;
+import androidx.appcompat.app.ActionBar;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
 import android.util.Log;
 import android.view.Menu;
 import android.view.MenuItem;
diff --git a/android/app/src/main/res/layout/v_custom_toolbar.xml b/android/app/src/main/res/layout/v_custom_toolbar.xml
index 9a6c187..ae5065a 100644
--- a/android/app/src/main/res/layout/v_custom_toolbar.xml
+++ b/android/app/src/main/res/layout/v_custom_toolbar.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<android.support.v7.widget.Toolbar xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.appcompat.widget.Toolbar xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:id="@+id/toolbar"
     android:layout_width="match_parent"
@@ -31,4 +31,4 @@
         android:layout_marginTop="?attr/actionBarSize"
         android:background="@drawable/shadow_bottom" />
 
-</android.support.v7.widget.Toolbar>
+</androidx.appcompat.widget.Toolbar>
diff --git a/android/build.gradle b/android/build.gradle
index a2b6e7a..581b100 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -1,12 +1,12 @@
 buildscript {
-  ext.kotlin_version = '1.2.40'
+  ext.kotlin_version = '1.3.61'
   repositories {
     google()
     jcenter()
   }
 
   dependencies {
-    classpath 'com.android.tools.build:gradle:3.1.1'
+    classpath 'com.android.tools.build:gradle:3.4.2'
     classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
   }
 }
@@ -17,17 +17,3 @@ allprojects {
     jcenter()
   }
 }
-
-rootProject.buildDir = '../build'
-subprojects {
-  project.buildDir = "${rootProject.buildDir}/${project.name}"
-  project.evaluationDependsOn(':app')
-}
-
-task clean(type: Delete) {
-  delete rootProject.buildDir
-}
-
-task wrapper(type: Wrapper) {
-  gradleVersion = '2.14.1'
-}
diff --git a/android/gradle.properties b/android/gradle.properties
index 8bd86f6..53ae0ae 100644
--- a/android/gradle.properties
+++ b/android/gradle.properties
@@ -1 +1,3 @@
+android.enableJetifier=true
+android.useAndroidX=true
 org.gradle.jvmargs=-Xmx1536M
diff --git a/pubspec.lock b/pubspec.lock
index fd4a58b..ba1a54a 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -22,6 +22,20 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.14.11"
+  convert:
+    dependency: transitive
+    description:
+      name: convert
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.1"
+  dart2_constant:
+    dependency: transitive
+    description:
+      name: dart2_constant
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.2+dart2"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -33,7 +47,7 @@ packages:
       name: http
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.0"
+    version: "0.12.0+4"
   http_parser:
     dependency: transitive
     description:
@@ -47,14 +61,21 @@ packages:
       name: image_picker
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.10"
+    version: "0.6.1+11"
   intl:
     dependency: "direct main"
     description:
       name: intl
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.15.7"
+    version: "0.16.1"
+  matcher:
+    dependency: transitive
+    description:
+      name: matcher
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.12.6"
   meta:
     dependency: transitive
     description:
@@ -75,21 +96,42 @@ packages:
       name: path_provider
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.1"
+    version: "1.4.5"
+  pedantic:
+    dependency: transitive
+    description:
+      name: pedantic
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.9.0"
   petitparser:
     dependency: transitive
     description:
       name: petitparser
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.2"
+    version: "2.4.0"
+  platform:
+    dependency: transitive
+    description:
+      name: platform
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.2.1"
+  quiver:
+    dependency: transitive
+    description:
+      name: quiver
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.29.0+2"
   sentry:
     dependency: "direct main"
     description:
       name: sentry
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.2.0"
+    version: "2.0.1"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -108,14 +150,14 @@ packages:
       name: sprintf
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "4.0.0"
+    version: "4.0.2"
   sqflite:
     dependency: "direct main"
     description:
       name: sqflite
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.2+1"
+    version: "1.1.8"
   stack_trace:
     dependency: transitive
     description:
@@ -136,7 +178,7 @@ packages:
       name: synchronized
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.5.3"
+    version: "2.1.1"
   typed_data:
     dependency: transitive
     description:
@@ -164,7 +206,7 @@ packages:
       name: xml
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.2.3"
+    version: "3.5.0"
 sdks:
-  dart: ">=2.2.2 <3.0.0"
-  flutter: ">=0.1.4 <2.0.0"
+  dart: ">=2.5.0 <3.0.0"
+  flutter: ">=1.9.1+hotfix.5 <2.0.0"
diff --git a/pubspec.yaml b/pubspec.yaml
index ecb8afa..d97fa6c 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -2,14 +2,14 @@ name: checker
 description: A new Flutter project.
 
 dependencies:
-  http: '>=0.11.3+12'
-  sprintf: "4.0.0"
-  path_provider: "0.4.1"
-  sqflite: "0.12.2+1"
-  image_picker: '^0.4.1'  # use for ask permissions @ iOS
-  xml: "^3.0.0"
-  sentry: 2.2.0
-  intl: 0.15.7
+  http: '0.12.0+4'
+  sprintf: "4.0.2"
+  path_provider: "1.4.5"
+  sqflite: "1.1.8"
+  image_picker: '0.6.1+11'  # use for ask permissions @ iOS
+  xml: "3.5.0"
+  sentry: 2.0.1
+  intl: 0.16.1
   flutter:
     sdk: flutter