diff --git a/app/build.gradle b/app/build.gradle
index f2090bd..ccc5fce 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -4,7 +4,7 @@ apply plugin: 'kotlin-android'
 
 android {
     compileSdkVersion 29
-    buildToolsVersion "27.0.1"
+    buildToolsVersion '29.0.2'
     defaultConfig {
         applicationId "com.codigoparallevar.minicards"
         minSdkVersion 15
diff --git a/build.gradle b/build.gradle
index d301845..1d7d24f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,7 +9,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.6.3'
+        classpath 'com.android.tools.build:gradle:4.0.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"