diff --git a/app/build.gradle b/app/build.gradle
index faad304..f5543ee 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -2,7 +2,6 @@ apply plugin: 'com.android.application'
 
 android {
   compileSdkVersion 23
-  buildToolsVersion "22.0.1"
 
   defaultConfig {
     applicationId "com.github.glomadrian.codeinput"
@@ -20,7 +19,7 @@ android {
 }
 
 dependencies {
-  compile fileTree(dir: 'libs', include: ['*.jar'])
-  compile 'com.android.support:appcompat-v7:22.2.0'
-  compile project(":codeinputlib")
+  implementation fileTree(dir: 'libs', include: ['*.jar'])
+  implementation 'com.android.support:appcompat-v7:22.2.0'
+  implementation project(":codeinputlib")
 }
diff --git a/build.gradle b/build.gradle
index 5117489..4fd9db5 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,10 +3,14 @@
 buildscript {
   repositories {
     jcenter()
+    maven {
+      url 'https://maven.google.com/'
+      name 'Google'
+    }
+    google()
   }
   dependencies {
-    classpath 'com.android.tools.build:gradle:2.1.0'
-    classpath 'com.android.tools.build:gradle:1.2.3'
+    classpath 'com.android.tools.build:gradle:3.2.1'
     classpath 'com.github.dcendents:android-maven-plugin:1.2'
     classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.1'
     // NOTE: Do not place your application dependencies here; they belong
@@ -17,5 +21,9 @@ buildscript {
 allprojects {
   repositories {
     jcenter()
+    maven {
+      url 'https://maven.google.com/'
+      name 'Google'
+    }
   }
 }
diff --git a/codeinputlib/build.gradle b/codeinputlib/build.gradle
index 7c90a57..cae5a30 100644
--- a/codeinputlib/build.gradle
+++ b/codeinputlib/build.gradle
@@ -2,7 +2,6 @@ apply plugin: 'com.android.library'
 
 android {
   compileSdkVersion 22
-  buildToolsVersion "22.0.1"
 
   defaultConfig {
     minSdkVersion 11
@@ -21,6 +20,6 @@ android {
 }
 
 dependencies {
-  compile fileTree(dir: 'libs', include: ['*.jar'])
+  implementation fileTree(dir: 'libs', include: ['*.jar'])
 
 }
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index b2fc7b7..30ba6ad 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Wed May 04 17:01:49 GST 2016
+#Thu Oct 25 10:29:14 IST 2018
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.10-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.6-all.zip