diff --git a/build.gradle b/build.gradle
index 5a6b60c..ff45336 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,22 +1,16 @@
 buildscript {
     repositories {
         jcenter()
-        maven {
-            url 'https://maven.google.com/'
-            name 'Google'
-        }
+        google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.2.1'
+        classpath 'com.android.tools.build:gradle:7.0.3'
     }
 }
 
 allprojects {
     repositories {
         jcenter()
-        maven {
-            url 'https://maven.google.com/'
-            name 'Google'
-        }
+        google()
     }
 }
diff --git a/gradle.properties b/gradle.properties
index 650de92..b41c69f 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -30,3 +30,5 @@ POM_LICENCE_URL=http://www.apache.org/licenses/LICENSE-2.0.txt
 POM_LICENCE_DIST=repo
 POM_DEVELOPER_ID=zomato
 POM_DEVELOPER_NAME=zomato
+
+android.useAndroidX=true
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 3768e09..0f80bbf 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,5 @@
-#Thu Nov 22 16:11:46 IST 2018
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.0.2-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.6-all.zip
diff --git a/photofilterssdk/build.gradle b/photofilterssdk/build.gradle
index d8f8bd3..7f535f3 100644
--- a/photofilterssdk/build.gradle
+++ b/photofilterssdk/build.gradle
@@ -1,13 +1,11 @@
 apply plugin: 'com.android.library'
-apply from: 'maven-push.gradle'
 
 android {
-    compileSdkVersion 23
-    buildToolsVersion "28.0.3"
+    compileSdkVersion 31
 
     defaultConfig {
-        minSdkVersion 15
-        targetSdkVersion 23
+        minSdkVersion 21
+        targetSdkVersion 31
         versionCode 1
         versionName "1.0"
 
@@ -33,5 +31,5 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     testImplementation 'junit:junit:4.12'
-    implementation 'com.android.support:appcompat-v7:23.4.0'
+    implementation "androidx.appcompat:appcompat:1.4.0"
 }
diff --git a/photofilterssdk/src/main/java/com/zomato/photofilters/imageprocessors/Filter.java b/photofilterssdk/src/main/java/com/zomato/photofilters/imageprocessors/Filter.java
index 7db63b0..26bae20 100644
--- a/photofilterssdk/src/main/java/com/zomato/photofilters/imageprocessors/Filter.java
+++ b/photofilterssdk/src/main/java/com/zomato/photofilters/imageprocessors/Filter.java
@@ -2,7 +2,8 @@
 
 
 import android.graphics.Bitmap;
-import android.support.annotation.NonNull;
+
+import androidx.annotation.NonNull;
 
 import com.zomato.photofilters.imageprocessors.subfilters.BrightnessSubFilter;
 import com.zomato.photofilters.imageprocessors.subfilters.ColorOverlaySubFilter;