diff --git a/build.gradle b/build.gradle
index 0f79bf7f..d730ec48 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,10 +1,17 @@
 buildscript {
+    ext {
+        // Libraries
+        kotlinVersion = '1.3.11'
+    }
+
     repositories {
         google()
         jcenter()
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:3.3.2'
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlinVersion"
+        classpath "org.jetbrains.kotlin:kotlin-allopen:$kotlinVersion"
     }
 }