diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 9d3575f7a..71a4af9a6 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -269,6 +269,9 @@ tasks.withType<Test> {
 dependencies {
 
     androidTestImplementation(files("libs/fusion-release.aar"))
+    coreLibraryDesugaring(
+        `desugaring`
+    )
     // Hilt
     kapt(
         `assistedInject-processor-dagger`,
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index d043ee8c9..db7b7010a 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -100,6 +100,11 @@
                 android:value="androidx.startup"
                 tools:node="remove" />
 
+            <meta-data
+                android:name="me.proton.core.plan.presentation.UnredeemedPurchaseInitializer"
+                android:value="androidx.startup"
+                tools:node="remove" />
+
             <!-- Disable default WorkManagerInitializer for use Hilt injection -->
             <meta-data
                 android:name="androidx.work.WorkManagerInitializer"
diff --git a/app/src/main/java/ch/protonmail/android/core/ProtonMailApplication.java b/app/src/main/java/ch/protonmail/android/core/ProtonMailApplication.java
index 472b36d48..9d5058797 100644
--- a/app/src/main/java/ch/protonmail/android/core/ProtonMailApplication.java
+++ b/app/src/main/java/ch/protonmail/android/core/ProtonMailApplication.java
@@ -109,6 +109,7 @@ import me.proton.core.auth.presentation.MissingScopeInitializer;
 import me.proton.core.crypto.validator.presentation.init.CryptoValidatorInitializer;
 import me.proton.core.domain.entity.UserId;
 import me.proton.core.humanverification.presentation.HumanVerificationInitializer;
+import me.proton.core.plan.presentation.UnredeemedPurchaseInitializer;
 import me.proton.core.util.kotlin.CoreLogger;
 import studio.forface.viewstatestore.ViewStateStoreConfig;
 import timber.log.Timber;
@@ -230,6 +231,7 @@ public class ProtonMailApplication extends Application implements androidx.work.
         appInitializer.initializeComponent(SecurityManagerInitializer.class);
         appInitializer.initializeComponent(HumanVerificationInitializer.class);
         appInitializer.initializeComponent(MissingScopeInitializer.class);
+        appInitializer.initializeComponent(UnredeemedPurchaseInitializer.class);
 
         checkForUpdateAndClearCache();
     }
diff --git a/buildSrc/build.gradle.kts b/buildSrc/build.gradle.kts
index a2e03ceb8..294d24e88 100644
--- a/buildSrc/build.gradle.kts
+++ b/buildSrc/build.gradle.kts
@@ -31,7 +31,7 @@ repositories {
 }
 
 dependencies {
-    val android =       "7.0.4"
+    val android =       "7.2.2"
     val easyGradle =    "2.8"
 
     // Needed for setup Android config
@@ -44,9 +44,9 @@ dependencies {
 }
 val compileKotlin: KotlinCompile by tasks
 compileKotlin.kotlinOptions {
-    jvmTarget = "1.8"
+    jvmTarget = "11"
 }
 val compileTestKotlin: KotlinCompile by tasks
 compileTestKotlin.kotlinOptions {
-    jvmTarget = "1.8"
+    jvmTarget = "11"
 }
diff --git a/buildSrc/src/main/kotlin/AndroidConfig.kt b/buildSrc/src/main/kotlin/AndroidConfig.kt
index ab1001d14..8df926f57 100644
--- a/buildSrc/src/main/kotlin/AndroidConfig.kt
+++ b/buildSrc/src/main/kotlin/AndroidConfig.kt
@@ -78,7 +78,8 @@ fun org.gradle.api.Project.android(
     }
 
     compileOptions {
-        sourceCompatibility = JavaVersion.VERSION_1_8
+        isCoreLibraryDesugaringEnabled = true
+        sourceCompatibility = JavaVersion.VERSION_11
         targetCompatibility = sourceCompatibility
     }
 
diff --git a/buildSrc/src/main/kotlin/libraries.kt b/buildSrc/src/main/kotlin/libraries.kt
index c28428d4b..13407ec4f 100644
--- a/buildSrc/src/main/kotlin/libraries.kt
+++ b/buildSrc/src/main/kotlin/libraries.kt
@@ -120,6 +120,7 @@ val DependencyHandler.`rxRelay` get() =                     jakeWharton("rxrelay
 val DependencyHandler.`apache-commons-lang` get() =         dependency("org.apache", "commons", moduleSuffix = "lang3") version `apache-commons-lang version`
 val DependencyHandler.`butterknife-runtime` get() =         jakeWharton(module = "butterknife") version `butterKnife version`
 val DependencyHandler.`butterknife-compiler` get() =        jakeWharton(module = "butterknife", moduleSuffix = "compiler") version `butterKnife version`
+val DependencyHandler.`desugaring` get() =                  android( "tools", module = "desugar_jdk_libs") version `desugaring version`
 val DependencyHandler.`firebase-messaging` get() =          google("firebase", moduleSuffix = "messaging") version `firebase-messaging version`
 val DependencyHandler.`gson` get() =                        google("code.gson", "gson") version `gson version`
 val DependencyHandler.`jsoup` get() =                       dependency("org.jsoup", module = "jsoup") version `jsoup version`
diff --git a/buildSrc/src/main/kotlin/versionsConfig.kt b/buildSrc/src/main/kotlin/versionsConfig.kt
index 21dae2966..b59e7837b 100644
--- a/buildSrc/src/main/kotlin/versionsConfig.kt
+++ b/buildSrc/src/main/kotlin/versionsConfig.kt
@@ -53,10 +53,10 @@ fun initVersions() {
     `assistedInject version` =                  "0.6.0"         // Released: Sep 14, 2020
     `dagger version` =                          "2.40.5"        // Released: Dec 07, 2021
 
-    `mockK version` =                           "1.12.2"        // Released: Dec 31, 2021
+    `mockK version` =                           "1.13.2"
     `retrofit version` =                        "2.9.0"         // Released: May 20, 2020
     `retrofit-kotlin-serialization version` =   "0.8.0"         // Released: Oct 09, 2020
-    `robolectric version` =                     "4.3.1"         // Released: Oct 11, 2019
+    `robolectric version` =                     "4.8.2"         // Released: Oct 11, 2019
     `viewStateStore version` =                  "1.4-beta-4"    // Released: Mar 02, 2020
     // endregion
 }
@@ -95,6 +95,7 @@ const val `apache-commons-lang version` =       "3.4"           // Released: Apr
 const val `arrow version` =                     "0.11.0"        // Released: Sep 09, 2020
 const val `butterKnife version` =               "10.1.0"        // Released: Feb 14, 201
 const val `firebase-messaging version` =        "20.2.4"        // Released: Jul 30, 2020
+const val `desugaring version` =                "1.1.5"         // Released:
 const val `gson version` =                      "2.8.5"         // Released: May 22, 201
 const val `jackson version` =                   "2.10.2"        // Released: Jan 05, 2020
 const val `jsoup version` =                     "1.13.1"        // Released: Mar 01, 2020
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 24f47c77e..92f06b50f 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,24 +1,5 @@
-#
-# Copyright (c) 2022 Proton AG
-#
-# This file is part of Proton Mail.
-#
-# Proton Mail is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# Proton Mail is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with Proton Mail. If not, see https://www.gnu.org/licenses/.
-#
-
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.2-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.4.2-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/tokenAutoComplete/tokenAutoComplete-example/build.gradle.kts b/tokenAutoComplete/tokenAutoComplete-example/build.gradle.kts
index 26a48fbd3..6e16d7146 100644
--- a/tokenAutoComplete/tokenAutoComplete-example/build.gradle.kts
+++ b/tokenAutoComplete/tokenAutoComplete-example/build.gradle.kts
@@ -28,6 +28,9 @@ plugins {
 android("tokenautocomplete.example")
 
 dependencies {
+    coreLibraryDesugaring(
+        `desugaring`
+    )
     implementation(
         project(Module.tokenAutoComplete),
 
diff --git a/tokenAutoComplete/tokenAutoComplete-lib/build.gradle.kts b/tokenAutoComplete/tokenAutoComplete-lib/build.gradle.kts
index bd3f2f26c..42cfccde0 100644
--- a/tokenAutoComplete/tokenAutoComplete-lib/build.gradle.kts
+++ b/tokenAutoComplete/tokenAutoComplete-lib/build.gradle.kts
@@ -28,6 +28,9 @@ plugins {
 android()
 
 dependencies {
+    coreLibraryDesugaring(
+        `desugaring`
+    )
     implementation(
         `kotlin-jdk7`,
         `appcompat`,