diff --git a/packages/smooth_app/android/app/build.gradle b/packages/smooth_app/android/app/build.gradle
index 8411997c166..976b40b52bf 100644
--- a/packages/smooth_app/android/app/build.gradle
+++ b/packages/smooth_app/android/app/build.gradle
@@ -26,7 +26,7 @@ apply plugin: 'kotlin-android'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
 android {
-    compileSdkVersion 28
+    compileSdkVersion 31
 
     sourceSets {
         main.java.srcDirs += 'src/main/kotlin'
@@ -39,7 +39,7 @@ android {
     defaultConfig {
         applicationId "org.openfoodfacts.app"
         minSdkVersion 21
-        targetSdkVersion 30
+        targetSdkVersion 31
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
         multiDexEnabled true
@@ -77,7 +77,7 @@ flutter {
 dependencies {
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
     testImplementation 'junit:junit:4.12'
-    androidTestImplementation 'androidx.test:runner:1.2.0'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+    androidTestImplementation 'androidx.test:runner:1.4.0'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
     implementation 'androidx.multidex:multidex:2.0.1'
 }
diff --git a/packages/smooth_app/android/app/src/main/AndroidManifest.xml b/packages/smooth_app/android/app/src/main/AndroidManifest.xml
index e620662c9cc..98864616f9e 100644
--- a/packages/smooth_app/android/app/src/main/AndroidManifest.xml
+++ b/packages/smooth_app/android/app/src/main/AndroidManifest.xml
@@ -29,6 +29,7 @@
         android:icon="@mipmap/launcher_icon">
         <activity
             android:name=".MainActivity"
+            android:exported="true"
             android:launchMode="singleTop"
             android:screenOrientation="portrait"
             android:theme="@style/LaunchTheme"
diff --git a/packages/smooth_app/android/build.gradle b/packages/smooth_app/android/build.gradle
index 46b6d7bba65..32be63d1289 100644
--- a/packages/smooth_app/android/build.gradle
+++ b/packages/smooth_app/android/build.gradle
@@ -1,9 +1,8 @@
 buildscript {
-    ext.kotlin_version = '1.5.10'
+    ext.kotlin_version = '1.6.10'
     repositories {
         google()
         mavenCentral()
-        jcenter()
     }
 
     dependencies {
@@ -16,7 +15,6 @@ allprojects {
     repositories {
         google()
         mavenCentral()
-        jcenter()
     }
 }
 
diff --git a/packages/smooth_app/android/gradle.properties b/packages/smooth_app/android/gradle.properties
index 38c8d4544ff..da0d9b6b398 100644
--- a/packages/smooth_app/android/gradle.properties
+++ b/packages/smooth_app/android/gradle.properties
@@ -1,4 +1,4 @@
 org.gradle.jvmargs=-Xmx1536M
-android.enableR8=true
+android.enableD8=true
 android.useAndroidX=true
 android.enableJetifier=true