diff --git a/build.gradle b/build.gradle
index 5ea9881..8805f0f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,12 +1,14 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
+    ext.kotlin_version = '1.3.72'
     repositories {
         jcenter()
         google()
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:3.4.1'
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
diff --git a/library/build.gradle b/library/build.gradle
index 01fa4cb..6b89d7a 100644
--- a/library/build.gradle
+++ b/library/build.gradle
@@ -38,6 +38,7 @@ buildscript {
 
 apply plugin: 'com.android.library'
 apply plugin: 'com.github.dcendents.android-maven'
+apply plugin: 'kotlin-android'
 
 android {
     compileSdkVersion 28
@@ -57,6 +58,14 @@ android {
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
         }
     }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+}
+
+repositories {
+    mavenCentral()
 }
 
 dependencies {
@@ -64,6 +73,8 @@ dependencies {
     implementation 'androidx.annotation:annotation:1.0.2'
     implementation 'com.squareup.okhttp3:okhttp:3.14.2'
 
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+
     testImplementation 'junit:junit:4.12'
     testImplementation 'org.mockito:mockito-core:2.19.1'
     testImplementation 'com.squareup.okhttp3:mockwebserver:3.6.0'
diff --git a/library/src/main/java/com/flipkart/okhttpstats/model/ConnectionQuality.kt b/library/src/main/java/com/flipkart/okhttpstats/model/ConnectionQuality.kt
new file mode 100644
index 0000000..4dc0962
--- /dev/null
+++ b/library/src/main/java/com/flipkart/okhttpstats/model/ConnectionQuality.kt
@@ -0,0 +1,2 @@
+package com.flipkart.okhttpstats.model
+