diff --git a/build.gradle b/build.gradle
index 2162bc3db..41993e4a7 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,7 +5,7 @@ buildscript {
         jcenter() // download from jCenter as last resort https://blog.autsoft.hu/a-confusing-dependency
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.0.0'
+        classpath 'com.android.tools.build:gradle:3.6.0'
     }
 }
 allprojects {