diff --git a/android/app/build.gradle b/android/app/build.gradle
index da345fc2..af0821ee 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -26,7 +26,7 @@ apply plugin: 'kotlin-android'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
 android {
-    compileSdkVersion 29
+    compileSdkVersion 30
 
     sourceSets {
         main.java.srcDirs += 'src/main/kotlin'
@@ -40,7 +40,7 @@ android {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
         applicationId "com.example.doctor_app_flutter"
         minSdkVersion 18
-        targetSdkVersion 29
+        targetSdkVersion 30
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
@@ -73,10 +73,10 @@ dependencies {
     implementation 'com.opentok.android:opentok-android-sdk:2.16.5'
     //permissions
     implementation 'pub.devrel:easypermissions:0.4.0'
-implementation 'com.google.firebase:firebase-core:9.6.1'
     //retrofit
     implementation 'com.squareup.retrofit2:retrofit:2.6.2'
     implementation 'com.squareup.retrofit2:converter-gson:2.6.2'
     implementation 'com.squareup.okhttp3:logging-interceptor:3.14.1'
-    apply plugin: 'com.google.gms.google-services'
+
 }
+apply plugin: 'com.google.gms.google-services'
\ No newline at end of file
diff --git a/pubspec.lock b/pubspec.lock
index e6bd04c0..8a1531c1 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -183,27 +183,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.1.0-nullsafety.1"
-  cloud_firestore:
-    dependency: "direct main"
-    description:
-      name: cloud_firestore
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.14.3"
-  cloud_firestore_platform_interface:
-    dependency: transitive
-    description:
-      name: cloud_firestore_platform_interface
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.2.0"
-  cloud_firestore_web:
-    dependency: transitive
-    description:
-      name: cloud_firestore_web
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.2.1"
   code_builder:
     dependency: transitive
     description:
@@ -344,57 +323,8 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "5.2.1"
-  firebase:
-    dependency: transitive
-    description:
-      name: firebase
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "7.3.3"
-  firebase_analytics:
-    dependency: "direct main"
-    description:
-      name: firebase_analytics
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "6.2.0"
-  firebase_analytics_platform_interface:
-    dependency: transitive
-    description:
-      name: firebase_analytics_platform_interface
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.0.3"
-  firebase_analytics_web:
-    dependency: transitive
-    description:
-      name: firebase_analytics_web
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.1.1"
-  firebase_auth:
-    dependency: "direct main"
-    description:
-      name: firebase_auth
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.18.3"
-  firebase_auth_platform_interface:
-    dependency: transitive
-    description:
-      name: firebase_auth_platform_interface
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.1.3"
-  firebase_auth_web:
-    dependency: "direct main"
-    description:
-      name: firebase_auth_web
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.3.2"
   firebase_core:
-    dependency: "direct main"
+    dependency: transitive
     description:
       name: firebase_core
       url: "https://pub.dartlang.org"
@@ -421,20 +351,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "7.0.3"
-  firebase_storage:
-    dependency: "direct main"
-    description:
-      name: firebase_storage
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "5.0.1"
-  firebase_storage_platform_interface:
-    dependency: transitive
-    description:
-      name: firebase_storage_platform_interface
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.0.1"
   fixnum:
     dependency: transitive
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index 3b7ab800..1e0b6734 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -62,14 +62,9 @@ dependencies:
   #chart
   fl_chart: ^0.12.1
 
-    # Firebase
-  firebase_core: ^0.5.2
-  firebase_analytics: ^6.2.0
-  firebase_auth: 0.18.3
-  firebase_auth_web: ^0.3.2
-  firebase_storage: ^5.0.1
+  # Firebase
   firebase_messaging: ^7.0.3
-  cloud_firestore: ^0.14.3
+
   #GIF image
   flutter_gifimage: ^1.0.1