diff --git a/build.gradle b/build.gradle
index 311744f..5313bca 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,7 +7,7 @@ buildscript {
     jcenter()
   }
   dependencies {
-    classpath 'com.android.tools.build:gradle:2.2.3'
+    classpath 'com.android.tools.build:gradle:3.0.0'
     classpath 'com.github.dcendents:android-maven-gradle-plugin:1.5'
   }
 }
diff --git a/dependencies.gradle b/dependencies.gradle
index a8de577..88d9e6d 100644
--- a/dependencies.gradle
+++ b/dependencies.gradle
@@ -18,7 +18,7 @@
 
 allprojects {
   ext {
-    libraries = [androidSupportV7: 'com.android.support:appcompat-v7:24.2.1',
+    libraries = [androidSupportV7: 'com.android.support:appcompat-v7:27.0.0',
 
                  gggLibDevice    : 'com.github.gigigoapps.gigigo-android-lib:ggglib.device:1.0.13',
                  gggLibLogger    : 'com.github.gigigoapps.gigigo-android-lib:ggglib.logger:1.0.13']
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index b1a108b..412d5d3 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Fri Nov 04 10:51:24 CET 2016
+#Mon Nov 06 13:54:46 CET 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.14.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip
diff --git a/permission-library/build.gradle b/permission-library/build.gradle
index 5d8907d..bf8ff9f 100644
--- a/permission-library/build.gradle
+++ b/permission-library/build.gradle
@@ -26,6 +26,7 @@ android {
   lintOptions {
     abortOnError false
   }
+  buildToolsVersion '26.0.2'
 }
 
 dependencies {
diff --git a/sample/build.gradle b/sample/build.gradle
index 78d5eef..e5d0278 100644
--- a/sample/build.gradle
+++ b/sample/build.gradle
@@ -24,6 +24,7 @@ android {
         targetCompatibility 1.7
         sourceCompatibility 1.7
     }
+    buildToolsVersion '27.0.0'
 }
 
 dependencies {
@@ -33,6 +34,7 @@ dependencies {
     compile 'com.github.Gigigo-Android-Devs:gigigo-baseRecyclerAdapter-library-android:v1.2.1'
     compile 'me.panavtec:threaddecoratedview-common:1.5.3'
     compile 'me.panavtec:threaddecoratedview-compiler:1.5.3'
+    annotationProcessor 'me.panavtec:threaddecoratedview-compiler:1.5.3'
     compile 'com.squareup.retrofit2:retrofit:2.0.2'
     compile 'com.squareup.okhttp3:okhttp:3.4.1'
     compile 'com.squareup.okhttp3:logging-interceptor:3.4.1'