diff --git a/.travis.yml b/.travis.yml
index ddda23a..8aa8f92 100755
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,11 +2,13 @@ language: android
 sudo: false
 android:
   components:
-  - build-tools-23.0.1
-  - android-23
+  - platform-tools
+  - tools
+  - build-tools-28.0.3
+  - android-28
   - extra-android-m2repository
   - extra-google-m2repository
   licenses:
   - android-sdk-license-.+
 script:
-- "./gradlew build check --daemon"
\ No newline at end of file
+- "./gradlew build check --daemon"
diff --git a/app/build.gradle b/app/build.gradle
index 5c5d87b..c1db12f 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,14 +1,12 @@
 apply plugin: 'com.android.application'
-apply plugin: 'com.neenbedankt.android-apt'
 
 android {
-    compileSdkVersion 23
-    buildToolsVersion "23.0.3"
-
+    compileSdkVersion 28
+    buildToolsVersion '28.0.3'
     defaultConfig {
         applicationId "codepath.com.daggerexample"
         minSdkVersion 16
-        targetSdkVersion 23
+        targetSdkVersion 28
         versionCode 1
         versionName "1.0"
     }
@@ -21,15 +19,18 @@ android {
 }
 
 dependencies {
-    compile fileTree(dir: 'libs', include: ['*.jar'])
-    testCompile 'junit:junit:4.12'
-    compile 'com.android.support:appcompat-v7:23.1.0'
-    compile 'com.android.support:design:23.1.0'
-    compile 'com.google.dagger:dagger:2.0'
-    provided 'com.google.dagger:dagger-compiler:2.0'
-    provided 'org.glassfish:javax.annotation:10.0-b28'
-    compile 'com.google.code.gson:gson:2.4'
-    compile 'com.squareup.retrofit:retrofit:2.0.0-beta2'
-    compile 'com.squareup.retrofit:converter-gson:2.0.0-beta2'
-    compile 'com.squareup.okhttp:okhttp:2.4.0'
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+    testImplementation 'junit:junit:4.12'
+    implementation 'com.android.support:appcompat-v7:28.0.0'
+    implementation 'com.android.support:design:28.0.0'
+
+    implementation 'com.google.dagger:dagger:2.17'
+    compileOnly 'com.google.dagger:dagger-compiler:2.17'
+    annotationProcessor 'com.google.dagger:dagger-compiler:2.17'
+
+    compileOnly 'org.glassfish:javax.annotation:10.0-b28'
+    implementation 'com.google.code.gson:gson:2.8.5'
+    implementation 'com.squareup.retrofit:retrofit:2.0.0-beta2'
+    implementation 'com.squareup.retrofit:converter-gson:2.0.0-beta2'
+    implementation 'com.squareup.okhttp:okhttp:2.5.0'
 }
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index c6983e6..a28a777 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -7,6 +7,7 @@
 
     <application
         android:allowBackup="true"
+        android:fullBackupContent="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:supportsRtl="true"
@@ -18,6 +19,7 @@
             android:theme="@style/AppTheme.NoActionBar" >
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
+                <action android:name="android.intent.action.VIEW" />
 
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
diff --git a/app/src/main/java/com/codepath/daggerexample/MainActivity.java b/app/src/main/java/com/codepath/daggerexample/MainActivity.java
index 48b3840..017b9c6 100644
--- a/app/src/main/java/com/codepath/daggerexample/MainActivity.java
+++ b/app/src/main/java/com/codepath/daggerexample/MainActivity.java
@@ -3,7 +3,6 @@
 import com.codepath.daggerexample.models.Repository;
 import com.codepath.daggerexample.network.interfaces.GitHubApiInterface;
 
-import android.content.SharedPreferences;
 import android.os.Bundle;
 import android.support.design.widget.FloatingActionButton;
 import android.support.design.widget.Snackbar;
@@ -25,12 +24,6 @@
 
 public class MainActivity extends AppCompatActivity {
 
-    @Inject
-    SharedPreferences mSharedPreferences;
-
-    @Inject
-    Retrofit mRetrofit;
-
     @Inject
     GitHubApiInterface mGitHubApiInterface;
 
@@ -38,10 +31,10 @@ public class MainActivity extends AppCompatActivity {
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
-        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
+        Toolbar toolbar = findViewById(R.id.toolbar);
         setSupportActionBar(toolbar);
 
-        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
+        FloatingActionButton fab = findViewById(R.id.fab);
         fab.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(final View view) {
diff --git a/app/src/main/java/com/codepath/daggerexample/di/modules/AppModule.java b/app/src/main/java/com/codepath/daggerexample/di/modules/AppModule.java
index 59a6052..44b4add 100644
--- a/app/src/main/java/com/codepath/daggerexample/di/modules/AppModule.java
+++ b/app/src/main/java/com/codepath/daggerexample/di/modules/AppModule.java
@@ -10,7 +10,7 @@
 @Module
 public class AppModule {
 
-    Application mApplication;
+    private Application mApplication;
 
     public AppModule(Application application) {
         mApplication = application;
diff --git a/app/src/main/java/com/codepath/daggerexample/di/modules/GitHubModule.java b/app/src/main/java/com/codepath/daggerexample/di/modules/GitHubModule.java
index a2ad4c3..2943ff5 100644
--- a/app/src/main/java/com/codepath/daggerexample/di/modules/GitHubModule.java
+++ b/app/src/main/java/com/codepath/daggerexample/di/modules/GitHubModule.java
@@ -12,7 +12,7 @@ public class GitHubModule {
 
     @Provides
     @UserScope
-    public GitHubApiInterface providesGitHubInterface(Retrofit retrofit) {
+    GitHubApiInterface providesGitHubInterface(Retrofit retrofit) {
         return retrofit.create(GitHubApiInterface.class);
     }
 }
diff --git a/app/src/main/java/com/codepath/daggerexample/di/modules/NetModule.java b/app/src/main/java/com/codepath/daggerexample/di/modules/NetModule.java
index ce73b84..3e88706 100644
--- a/app/src/main/java/com/codepath/daggerexample/di/modules/NetModule.java
+++ b/app/src/main/java/com/codepath/daggerexample/di/modules/NetModule.java
@@ -21,7 +21,7 @@
 @Module
 public class NetModule {
 
-    String mBaseUrl;
+    private String mBaseUrl;
 
     public NetModule(String baseUrl) {
         this.mBaseUrl = baseUrl;
@@ -37,8 +37,7 @@ SharedPreferences providesSharedPreferences(Application application) {
     @Singleton
     Cache provideOkHttpCache(Application application) {
         int cacheSize = 10 * 1024 * 1024; // 10 MiB
-        Cache cache = new Cache(application.getCacheDir(), cacheSize);
-        return cache;
+        return new Cache(application.getCacheDir(), cacheSize);
     }
 
 
@@ -61,11 +60,10 @@ OkHttpClient provideOkHttpClient(Cache cache) {
     @Provides
     @Singleton
     Retrofit provideRetrofit(Gson gson, OkHttpClient okHttpClient) {
-        Retrofit retrofit = new Retrofit.Builder()
+        return new Retrofit.Builder()
                 .addConverterFactory(GsonConverterFactory.create(gson))
                 .baseUrl(mBaseUrl)
                 .client(okHttpClient)
                 .build();
-        return retrofit;
     }
 }
diff --git a/app/src/main/java/com/codepath/daggerexample/models/Repository.java b/app/src/main/java/com/codepath/daggerexample/models/Repository.java
index b9ab476..9cbd09c 100644
--- a/app/src/main/java/com/codepath/daggerexample/models/Repository.java
+++ b/app/src/main/java/com/codepath/daggerexample/models/Repository.java
@@ -2,9 +2,9 @@
 
 public class Repository {
 
-    String name;
-    String fullName;
-    String description;
+    private String name;
+    private String fullName;
+    private String description;
 
     public String getName() {
         return name;
diff --git a/build.gradle b/build.gradle
index cc19335..5ea9881 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,10 +3,10 @@
 buildscript {
     repositories {
         jcenter()
+        google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.1.0'
-        classpath 'com.neenbedankt.gradle.plugins:android-apt:1.8'
+        classpath 'com.android.tools.build:gradle:3.4.1'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -16,6 +16,7 @@ buildscript {
 allprojects {
     repositories {
         jcenter()
+        google()
     }
 }
 
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 6db98b3..6c966c5 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Sun May 08 23:09:38 BST 2016
+#Thu Jun 20 13:04:22 BRT 2019
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.10-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.1.1-all.zip