diff --git a/README.md b/README.md
index fdaa4335..3a610be9 100644
--- a/README.md
+++ b/README.md
@@ -41,6 +41,10 @@ Access all branches from this tab.
 
 The branches are also accessible from the drop-down in the "Code" tab.
 
+## Requirements
+
+1. Android Studio (Jellyfish or above)
+2. JDK 21 with `JAVA_HOME` environment variable set. If you don't have JDK 21 installed or `JAVA_HOME` is not set, consider using a tool like `sdkman` to simplify the process. Refer to the sdkman documentation for installation instructions: [sdkman installation](https://sdkman.io/install)
 
 ## Working with the Course Code
 
diff --git a/app/build.gradle b/app/build.gradle
index c462488c..031ac090 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -19,14 +19,14 @@ apply plugin: 'com.android.application'
 apply plugin: 'kotlin-android'
 apply plugin: 'kotlin-kapt'
 apply plugin: "androidx.navigation.safeargs"
-apply plugin: 'kotlin-android-extensions'
+apply plugin: 'kotlin-parcelize'
 
 android {
-    compileSdkVersion 30
+    compileSdk 34
     defaultConfig {
         applicationId "com.example.android.devbyteviewer"
-        minSdkVersion 19
-        targetSdkVersion 30
+        minSdkVersion 21
+        targetSdkVersion 34
         versionCode 1
         versionName "1.0"
         multiDexEnabled true
@@ -43,15 +43,18 @@ android {
         dataBinding true
     }
 
-    kotlinOptions {
-        jvmTarget = "1.8"
+    namespace = "com.example.android.devbyteviewer"
+
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_21
+        targetCompatibility = JavaVersion.VERSION_21
     }
 
 }
 
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$version_kotlin"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$version_kotlin"
 
     // Support libraries
     implementation "androidx.appcompat:appcompat:$version_appcompat"
@@ -62,8 +65,8 @@ dependencies {
     implementation "androidx.core:core-ktx:$version_core"
 
     // Navigation
-    implementation "android.arch.navigation:navigation-fragment-ktx:$version_navigation"
-    implementation "android.arch.navigation:navigation-ui-ktx:$version_navigation"
+    implementation "androidx.navigation:navigation-fragment-ktx:$version_navigation"
+    implementation "androidx.navigation:navigation-ui-ktx:$version_navigation"
 
     // Coroutines for getting off the UI thread
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core:$version_kotlin_coroutines"
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 5572a6be..252d3bf9 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -31,7 +31,8 @@
         android:supportsRtl="true"
         android:theme="@style/AppTheme"
         tools:ignore="GoogleAppIndexingWarning">
-        <activity android:name=".ui.DevByteActivity">
+        <activity android:name=".ui.DevByteActivity"
+          android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
diff --git a/app/src/main/java/com/example/android/devbyteviewer/repository/VideosRepository.kt b/app/src/main/java/com/example/android/devbyteviewer/repository/VideosRepository.kt
index 864e3ae2..05ce83d5 100644
--- a/app/src/main/java/com/example/android/devbyteviewer/repository/VideosRepository.kt
+++ b/app/src/main/java/com/example/android/devbyteviewer/repository/VideosRepository.kt
@@ -18,7 +18,7 @@
 package com.example.android.devbyteviewer.repository
 
 import androidx.lifecycle.LiveData
-import androidx.lifecycle.Transformations
+import androidx.lifecycle.map
 import com.example.android.devbyteviewer.database.VideosDatabase
 import com.example.android.devbyteviewer.database.asDomainModel
 import com.example.android.devbyteviewer.domain.Video
@@ -33,7 +33,7 @@ class VideosRepository(private val database: VideosDatabase) {
      * A playlist of videos that can be shown on the screen.
      */
     val videos: LiveData<List<Video>> =
-            Transformations.map(database.videoDao.getVideos()) {
+        database.videoDao.getVideos().map {
         it.asDomainModel()
     }
 
diff --git a/app/src/main/java/com/example/android/devbyteviewer/viewmodels/DevByteViewModel.kt b/app/src/main/java/com/example/android/devbyteviewer/viewmodels/DevByteViewModel.kt
index 24ab7016..1cd14a8c 100644
--- a/app/src/main/java/com/example/android/devbyteviewer/viewmodels/DevByteViewModel.kt
+++ b/app/src/main/java/com/example/android/devbyteviewer/viewmodels/DevByteViewModel.kt
@@ -70,7 +70,7 @@ class DevByteViewModel(application: Application) : AndroidViewModel(application)
      * Factory for constructing DevByteViewModel with parameter
      */
     class Factory(val app: Application) : ViewModelProvider.Factory {
-        override fun <T : ViewModel?> create(modelClass: Class<T>): T {
+        override fun <T : ViewModel> create(modelClass: Class<T>): T {
             if (modelClass.isAssignableFrom(DevByteViewModel::class.java)) {
                 @Suppress("UNCHECKED_CAST")
                 return DevByteViewModel(app) as T
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
index 6b5d7f25..93cd3cb7 100644
--- a/app/src/main/res/values/styles.xml
+++ b/app/src/main/res/values/styles.xml
@@ -18,7 +18,7 @@
 <resources>
 
     <!-- Base application theme. -->
-    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
+    <style name="AppTheme" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
         <!-- Customize your theme here. -->
         <item name="colorPrimary">@color/colorPrimary</item>
         <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
diff --git a/build.gradle b/build.gradle
index aab2ee52..2a989766 100644
--- a/build.gradle
+++ b/build.gradle
@@ -19,36 +19,36 @@
 
 buildscript {
     ext {
-        version_core = "1.3.1"
+        version_core = "1.13.1"
         version_coroutine = "1.3.7"
         version_retrofit_coroutines_adapter = "0.9.2"
-        version_navigation = '1.0.0'
-        version_constraint_layout = "2.0.0"
-        version_gradle = '4.0.1'
-        version_kotlin = "1.3.72"
+        version_navigation = '2.7.7'
+        version_constraint_layout = "2.1.4"
+        version_gradle = '8.4.2'
+        version_kotlin = "1.9.24"
         version_lifecycle_extensions = "2.2.0"
-        lifecycle_version = "2.2.0"
-        version_room = "2.2.5"
-        version_appcompat = "1.2.0"
-        version_fragment = "1.0.0"
-        version_retrofit = "2.5.0"
-        version_kotlin_coroutines = "1.1.0"
-        version_moshi = "1.8.0"
-        version_glide = "4.8.0"
+        lifecycle_version = "2.8.2"
+        version_room = "2.6.1"
+        version_appcompat = "1.7.0"
+        version_fragment = "1.8.0"
+        version_retrofit = "2.9.0"
+        version_kotlin_coroutines = "1.8.1"
+        version_moshi = "1.15.1"
+        version_glide = "4.16.0"
         version_joda = "2.10"
-        version_work = "2.4.0"
-        version_timber = "4.7.1"
+        version_work = "2.9.0"
+        version_timber = "5.0.1"
     }
 
     repositories {
         google()
-        jcenter()
+        mavenCentral()
     }
 
     dependencies {
         classpath "com.android.tools.build:gradle:$version_gradle"
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$version_kotlin"
-        classpath "android.arch.navigation:navigation-safe-args-gradle-plugin:$version_navigation"
+        classpath "androidx.navigation:navigation-safe-args-gradle-plugin:$version_navigation"
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -58,7 +58,7 @@ buildscript {
 allprojects {
     repositories {
         google()
-        jcenter()
+        mavenCentral()
     }
 }