diff --git a/build.gradle b/build.gradle
index 794d5f6..d21cf23 100644
--- a/build.gradle
+++ b/build.gradle
@@ -4,14 +4,25 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.0.0'
+        classpath 'com.android.tools.build:gradle:3.0.0-alpha4'
+    }
+}
+
+allprojects {
+    repositories {
+        jcenter()
+        maven {
+            url "https://maven.google.com"
+        }
     }
 }
 
 ext {
-    compileSdkVersion = 23
-    buildToolsVersion = "23.0.3"
+    compileSdkVersion = 26
+    buildToolsVersion = "26.0.0"
 
     minSdkVersion = 14
-    targetSdkVersion = 23
+    targetSdkVersion = 26
+
+    support = '26.0.0-beta2'
 }
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 043790d..be1e91f 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Mon Apr 25 23:12:46 PDT 2016
+#Thu Jun 29 14:29:22 CEST 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.13-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.0-rc-1-all.zip
diff --git a/library/build.gradle b/library/build.gradle
index fe1df11..f37c550 100644
--- a/library/build.gradle
+++ b/library/build.gradle
@@ -10,4 +10,8 @@ android {
     }
 }
 
+dependencies {
+    compile 'com.android.support:appcompat-v7:' + rootProject.ext.support
+}
+
 apply from: 'https://raw.github.com/chrisbanes/gradle-mvn-push/master/gradle-mvn-push.gradle'
diff --git a/library/src/main/java/me/grantland/widget/AutofitTextView.java b/library/src/main/java/me/grantland/widget/AutofitTextView.java
index f5cd9ba..53a5abb 100644
--- a/library/src/main/java/me/grantland/widget/AutofitTextView.java
+++ b/library/src/main/java/me/grantland/widget/AutofitTextView.java
@@ -1,6 +1,7 @@
 package me.grantland.widget;
 
 import android.content.Context;
+import android.support.v7.widget.AppCompatTextView;
 import android.util.AttributeSet;
 import android.util.TypedValue;
 import android.widget.TextView;
@@ -12,7 +13,9 @@
  * @attr ref R.styleable.AutofitTextView_minTextSize
  * @attr ref R.styleable.AutofitTextView_precision
  */
-public class AutofitTextView extends TextView implements AutofitHelper.OnTextSizeChangeListener {
+public class AutofitTextView
+        extends AppCompatTextView
+        implements AutofitHelper.OnTextSizeChangeListener {
 
     private AutofitHelper mHelper;
 
@@ -115,7 +118,6 @@ public float getMaxTextSize() {
      * is adjusted based on the current density and user font size preference.
      *
      * @param size The scaled pixel size.
-     *
      * @attr ref android.R.styleable#TextView_textSize
      */
     public void setMaxTextSize(float size) {
@@ -128,7 +130,6 @@ public void setMaxTextSize(float size) {
      *
      * @param unit The desired dimension unit.
      * @param size The desired size in the given units.
-     *
      * @attr ref android.R.styleable#TextView_textSize
      */
     public void setMaxTextSize(int unit, float size) {
@@ -147,7 +148,6 @@ public float getMinTextSize() {
      * is adjusted based on the current density and user font size preference.
      *
      * @param minSize The scaled pixel size.
-     *
      * @attr ref me.grantland.R.styleable#AutofitTextView_minTextSize
      */
     public void setMinTextSize(int minSize) {
@@ -158,9 +158,8 @@ public void setMinTextSize(int minSize) {
      * Set the minimum text size to a given unit and value. See TypedValue for the possible
      * dimension units.
      *
-     * @param unit The desired dimension unit.
+     * @param unit    The desired dimension unit.
      * @param minSize The desired size in the given units.
-     *
      * @attr ref me.grantland.R.styleable#AutofitTextView_minTextSize
      */
     public void setMinTextSize(int unit, float minSize) {