diff --git a/build.gradle b/build.gradle
index be515a8..8060ea9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,10 +2,11 @@
 
 buildscript {
     repositories {
+        google()
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:1.3.0'
+        classpath "com.android.tools.build:gradle:4.1.1"
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -14,6 +15,7 @@ buildscript {
 
 allprojects {
     repositories {
+        google()
         jcenter()
     }
 }
diff --git a/clickableareasimage/src/main/java/at/lukle/clickableareasimage/ClickableAreasImage.java b/clickableareasimage/src/main/java/at/lukle/clickableareasimage/ClickableAreasImage.java
index 0c6ba05..828db84 100644
--- a/clickableareasimage/src/main/java/at/lukle/clickableareasimage/ClickableAreasImage.java
+++ b/clickableareasimage/src/main/java/at/lukle/clickableareasimage/ClickableAreasImage.java
@@ -2,6 +2,7 @@
 
 import android.content.res.Resources;
 import android.graphics.drawable.BitmapDrawable;
+import android.os.Build;
 import android.view.View;
 import android.widget.ImageView;
 
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index e13e226..2dd0fc6 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Thu Oct 22 15:41:54 CEST 2015
+#Tue Jan 05 10:59:15 EET 2021
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.4-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-bin.zip