diff --git a/MaskedEditText/build.gradle b/MaskedEditText/build.gradle
index f3ba4b3..2d0dd4e 100644
--- a/MaskedEditText/build.gradle
+++ b/MaskedEditText/build.gradle
@@ -25,11 +25,11 @@ ext {
 }
 
 android {
-    compileSdkVersion 26
+    compileSdkVersion 29
 
     defaultConfig {
         minSdkVersion 14
-        targetSdkVersion 26
+        targetSdkVersion 29
         versionCode 3
         versionName "2.0.4"
     }
@@ -42,13 +42,13 @@ android {
 }
 
 ext {
-    support = "26.1.0"
+    androidx_appcompat = "1.1.0"
 }
 
 dependencies {
-    compile fileTree(dir: 'libs', include: ['*.jar'])
-    testCompile 'junit:junit:4.12'
-    compile "com.android.support:appcompat-v7:$support"
+    api fileTree(dir: 'libs', include: ['*.jar'])
+    testImplementation 'junit:junit:4.12'
+    api "androidx.appcompat:appcompat:$androidx_appcompat"
 }
 
 apply from: 'https://raw.githubusercontent.com/nuuneoi/JCenter/master/installv1.gradle'
diff --git a/MaskedEditText/src/main/java/com/vicmikhailau/maskededittext/MaskedEditText.java b/MaskedEditText/src/main/java/com/vicmikhailau/maskededittext/MaskedEditText.java
index d94b514..8c417f6 100644
--- a/MaskedEditText/src/main/java/com/vicmikhailau/maskededittext/MaskedEditText.java
+++ b/MaskedEditText/src/main/java/com/vicmikhailau/maskededittext/MaskedEditText.java
@@ -2,10 +2,10 @@
 
 import android.content.Context;
 import android.content.res.TypedArray;
-import android.support.v7.widget.AppCompatEditText;
-import android.text.Editable;
 import android.util.AttributeSet;
 
+import androidx.appcompat.widget.AppCompatEditText;
+
 public class MaskedEditText extends AppCompatEditText {
 
     // ===========================================================
diff --git a/MaskedEditText/src/main/java/com/vicmikhailau/maskededittext/MaskedWatcher.java b/MaskedEditText/src/main/java/com/vicmikhailau/maskededittext/MaskedWatcher.java
index 45cb062..2f0dbbe 100644
--- a/MaskedEditText/src/main/java/com/vicmikhailau/maskededittext/MaskedWatcher.java
+++ b/MaskedEditText/src/main/java/com/vicmikhailau/maskededittext/MaskedWatcher.java
@@ -1,11 +1,8 @@
 package com.vicmikhailau.maskededittext;
 
 import android.text.Editable;
-import android.text.TextUtils;
 import android.text.TextWatcher;
-import android.util.Log;
 import android.widget.EditText;
-import android.support.v7.widget.AppCompatEditText;
 
 import java.lang.ref.WeakReference;
 
diff --git a/app/build.gradle b/app/build.gradle
index 68c3e18..d5cfe4d 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,12 +1,12 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 26
+    compileSdkVersion 29
 
     defaultConfig {
         applicationId "com.vicmikhailau.maskededittextsample"
         minSdkVersion 14
-        targetSdkVersion 26
+        targetSdkVersion 29
         versionCode 1
         versionName "1.0"
     }
@@ -19,12 +19,12 @@ android {
 }
 
 ext {
-    support = "26.1.0"
+    androidx_appcompat = "1.1.0"
 }
 
 dependencies {
-    compile fileTree(include: ['*.jar'], dir: 'libs')
-    testCompile 'junit:junit:4.12'
-    compile "com.android.support:appcompat-v7:$support"
-    compile project(':MaskedEditText')
+    implementation fileTree(include: ['*.jar'], dir: 'libs')
+    testImplementation 'junit:junit:4.12'
+    implementation "androidx.appcompat:appcompat:$androidx_appcompat"
+    implementation project(':MaskedEditText')
 }
diff --git a/app/src/main/java/com/vicmikhailau/maskededittextsample/MainActivity.java b/app/src/main/java/com/vicmikhailau/maskededittextsample/MainActivity.java
index 530dacd..acbc030 100644
--- a/app/src/main/java/com/vicmikhailau/maskededittextsample/MainActivity.java
+++ b/app/src/main/java/com/vicmikhailau/maskededittextsample/MainActivity.java
@@ -1,13 +1,14 @@
 package com.vicmikhailau.maskededittextsample;
 
 import android.os.Bundle;
-import android.support.v7.app.AppCompatActivity;
 import android.widget.EditText;
 
 import com.vicmikhailau.maskededittext.MaskedEditText;
 import com.vicmikhailau.maskededittext.MaskedFormatter;
 import com.vicmikhailau.maskededittext.MaskedWatcher;
 
+import androidx.appcompat.app.AppCompatActivity;
+
 public class MainActivity extends AppCompatActivity {
 
     /**
diff --git a/build.gradle b/build.gradle
index 3d45dc1..580df11 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,7 @@ buildscript {
         google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.0.1'
+        classpath 'com.android.tools.build:gradle:3.5.2'
         classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.6'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:1.5'
     }
@@ -20,5 +20,5 @@ allprojects {
 }
 
 task clean(type: Delete) {
-    delete rootProject.buildDir
+    delete rootProject.buildDirt
 }
diff --git a/gradle.properties b/gradle.properties
index 1d3591c..915f0e6 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -15,4 +15,6 @@
 # When configured, Gradle will run in incubating parallel mode.
 # This option should only be used with decoupled projects. More details, visit
 # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
-# org.gradle.parallel=true
\ No newline at end of file
+# org.gradle.parallel=true
+android.enableJetifier=true
+android.useAndroidX=true
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 89edfcf..ecf9b95 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Fri Dec 01 10:58:37 MSK 2017
+#Tue Nov 05 20:16:03 MSK 2019
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip