diff --git a/build.gradle b/build.gradle
index 73d09a3e4..b16ea451d 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,8 +5,10 @@ buildscript {
         google()
         jcenter()
         maven { url "https://jitpack.io" }
+        maven { url "https://storage.googleapis.com/r8-releases/raw" }
     }
     dependencies {
+        classpath 'com.android.tools:r8:3.0.27-dev'
         classpath 'com.android.tools.build:gradle:7.0.0-alpha10'
 
         // NOTE: Do not place your application dependencies here; they belong