diff --git a/app/build.gradle b/app/build.gradle
index c4fe0c7..8485d64 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -24,12 +24,26 @@
 
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
-    implementation"org.jetbrains.kotlin:kotlin-stdlib-jre7:$kotlin_version"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jre7:$kotlin_version"
     implementation 'com.android.support:appcompat-v7:26.1.0'
     implementation 'com.android.support.constraint:constraint-layout:1.0.2'
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'com.android.support.test:runner:1.0.1'
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'
 
+    // Retrofit
+    implementation 'com.squareup.retrofit2:retrofit:2.3.0'
+    implementation 'com.squareup.retrofit2:converter-gson:2.3.0'
+    compile 'com.squareup.retrofit2:converter-gson:2.3.0'
+
+    // OKHttp
+    implementation 'com.squareup.okhttp3:okhttp:3.8.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:3.8.0'
+
+    // Android Architecture Components for Lifecycles, LiveData, and ViewModel
+    compile "android.arch.lifecycle:runtime:1.0.3"
+    compile "android.arch.lifecycle:extensions:1.0.0"
+    annotationProcessor "android.arch.lifecycle:compiler:1.0.0"
+
     compile 'net.arnx:jsonic:1.3.9'
 }