diff --git a/build.gradle b/build.gradle
index 8ddb796..46820f2 100644
--- a/build.gradle
+++ b/build.gradle
@@ -8,7 +8,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.2'
+        classpath 'com.android.tools.build:gradle:4.2.1'
         classpath 'com.android.support:appcompat-v7:28.0.0'
     }
 }