diff --git a/metadata/chat.rocket.android.yml b/metadata/chat.rocket.android.yml
index bc3e5e5e45..e2e18f9550 100644
--- a/metadata/chat.rocket.android.yml
+++ b/metadata/chat.rocket.android.yml
@@ -193,10 +193,54 @@ Builds:
     scandelete:
       - node_modules
 
+  - versionName: 4.12.1
+    versionCode: 2143
+    commit: 4.12.1
+    subdir: android/app
+    sudo:
+      - sysctl fs.inotify.max_user_watches=524288
+      - curl -Lo node.tar.xz https://nodejs.org/dist/v10.18.1/node-v10.18.1-linux-x64.tar.xz
+      - echo "8cc40f45c2c62529b15e83a6bbe0ac1febf57af3c5720df68067c96c0fddbbdf node.tar.xz"
+        | sha256sum -c -
+      - tar xJf node.tar.xz
+      - cp -a node-v10.18.1-linux-x64/. /usr/local/
+      - npm -g install yarn
+    init: yarn install
+    patch:
+      - foss-build-2.patch
+    gradle:
+      - foss
+    rm:
+      - ios
+    prebuild: sed -E -i 's/VERSIONCODE*/$$VERCODE$$/' build.gradle
+    scanignore:
+      - android/build.gradle
+      - node_modules/jsc-android
+      - node_modules/hermes-engine
+      - node_modules/react-native/android/com/facebook/react/react-native/*/
+      - node_modules/react-native-appearance/android/build.gradle
+      - node_modules/react-native-bootsplash/android/build.gradle
+      - node_modules/react-native-device-info/android/build.gradle
+      - node_modules/react-native-jitsi-meet/android/build.gradle
+      - node_modules/react-native-localize/android/build.gradle
+      - node_modules/react-native-prompt-android/android/build.gradle
+      - node_modules/react-native-reanimated/android/build.gradle
+      - node_modules/react-native-safe-area-context/android/build.gradle
+      - node_modules/react-native-screens/android/build.gradle
+      - node_modules/react-native-vector-icons/android/build.gradle
+      - node_modules/react-native-webview/android/build.gradle
+      - node_modules/rn-root-view/android/build.gradle
+      - node_modules/@react-native-community/async-storage/android/build.gradle
+      - node_modules/@react-native-community/masked-view/android/build.gradle
+      - node_modules/@react-native-community/art/android/build.gradle
+      - node_modules/@react-native-community/cookies/android/build.gradle
+    scandelete:
+      - node_modules
+
 MaintainerNotes: We use a Github repo as a Maven repository for a LIBRE_BUILD Jitsi
     SDK, since Jitsi don't expose the LIBRE_BUILD on their Maven repository.
 
-AutoUpdateMode: None
-UpdateCheckMode: Tags
-CurrentVersion: 4.11.0
-CurrentVersionCode: 2137
+AutoUpdateMode: Version %v
+UpdateCheckMode: Tags \d+\.\d+\.\d+
+CurrentVersion: 4.12.1
+CurrentVersionCode: 2143
diff --git a/metadata/chat.rocket.android/foss-build-2.patch b/metadata/chat.rocket.android/foss-build-2.patch
new file mode 100644
index 0000000000..78e7ff9181
--- /dev/null
+++ b/metadata/chat.rocket.android/foss-build-2.patch
@@ -0,0 +1,147 @@
+diff --git a/android/app/build.gradle b/android/app/build.gradle
+index 2ed9d8163..0d690be0c 100644
+--- a/android/app/build.gradle
++++ b/android/app/build.gradle
+@@ -247,14 +247,14 @@ dependencies {
+     implementation project(':watermelondb')
+     implementation project(":reactnativekeyboardinput")
+     implementation project(':@react-native-community_viewpager')
+-    playImplementation project(':reactnativenotifications')
+-    playImplementation project(':@react-native-firebase_app')
+-    playImplementation project(':@react-native-firebase_analytics')
+-    playImplementation project(':@react-native-firebase_crashlytics')
++    // playImplementation project(':reactnativenotifications')
++    // playImplementation project(':@react-native-firebase_app')
++    // playImplementation project(':@react-native-firebase_analytics')
++    // playImplementation project(':@react-native-firebase_crashlytics')
+     implementation fileTree(dir: "libs", include: ["*.jar"])
+     //noinspection GradleDynamicVersion
+     implementation "com.facebook.react:react-native:+"  // From node_modules
+-    playImplementation "com.google.firebase:firebase-messaging:18.0.0"
++    // playImplementation "com.google.firebase:firebase-messaging:18.0.0"
+     implementation "androidx.swiperefreshlayout:swiperefreshlayout:1.0.0"
+     debugImplementation("com.facebook.flipper:flipper:${FLIPPER_VERSION}") {
+       exclude group:'com.facebook.fbjni'
+diff --git a/android/build.gradle b/android/build.gradle
+index ae769e0c7..c1dbe393c 100644
+--- a/android/build.gradle
++++ b/android/build.gradle
+@@ -24,9 +24,9 @@ buildscript {
+         mavenLocal()
+         google()
+         jcenter()
+-        maven {
+-            url 'https://maven.fabric.io/public'
+-        }
++        // maven {
++        //     url 'https://maven.fabric.io/public'
++        // }
+     }
+ 
+     dependencies {
+diff --git a/android/settings.gradle b/android/settings.gradle
+index ed2f78c10..3ddc4b5ed 100644
+--- a/android/settings.gradle
++++ b/android/settings.gradle
+@@ -4,17 +4,17 @@ includeUnimodulesProjects()
+ rootProject.name = 'RocketChatRN'
+ include ':watermelondb'
+ project(':watermelondb').projectDir = new File(rootProject.projectDir, '../node_modules/@nozbe/watermelondb/native/android')
+-include ':reactnativenotifications'
+-project(':reactnativenotifications').projectDir = new File(rootProject.projectDir, '../node_modules/react-native-notifications/android/app')
++// include ':reactnativenotifications'
++// project(':reactnativenotifications').projectDir = new File(rootProject.projectDir, '../node_modules/react-native-notifications/android/app')
+ include ':reactnativekeyboardinput'
+ project(':reactnativekeyboardinput').projectDir = new File(rootProject.projectDir, '../node_modules/react-native-keyboard-input/lib/android')
+ include ':@react-native-community_viewpager'
+ project(':@react-native-community_viewpager').projectDir = new File(rootProject.projectDir, '../node_modules/@react-native-community/viewpager/android')
+-include ':@react-native-firebase_app'
+-project(':@react-native-firebase_app').projectDir = new File(rootProject.projectDir, '../node_modules/@react-native-firebase/app/android')
+-include ':@react-native-firebase_analytics'
+-project(':@react-native-firebase_analytics').projectDir = new File(rootProject.projectDir, '../node_modules/@react-native-firebase/analytics/android')
+-include ':@react-native-firebase_crashlytics'
+-project(':@react-native-firebase_crashlytics').projectDir = new File(rootProject.projectDir, '../node_modules/@react-native-firebase/crashlytics/android')
++// include ':@react-native-firebase_app'
++// project(':@react-native-firebase_app').projectDir = new File(rootProject.projectDir, '../node_modules/@react-native-firebase/app/android')
++// include ':@react-native-firebase_analytics'
++// project(':@react-native-firebase_analytics').projectDir = new File(rootProject.projectDir, '../node_modules/@react-native-firebase/analytics/android')
++// include ':@react-native-firebase_crashlytics'
++// project(':@react-native-firebase_crashlytics').projectDir = new File(rootProject.projectDir, '../node_modules/@react-native-firebase/crashlytics/android')
+ apply from: file("../node_modules/@react-native-community/cli-platform-android/native_modules.gradle"); applyNativeModulesSettingsGradle(settings)
+ include ':app'
+diff --git a/app/notifications/push/push.android.js b/app/notifications/push/push.android.js
+index d83184594..5ba6a2ef7 100644
+--- a/app/notifications/push/push.android.js
++++ b/app/notifications/push/push.android.js
+@@ -1,4 +1,4 @@
+-import { NotificationsAndroid, PendingNotifications } from 'react-native-notifications';
++const { NotificationsAndroid, PendingNotifications } = {};
+ 
+ class PushNotification {
+ 	constructor() {
+@@ -6,11 +6,11 @@ class PushNotification {
+ 		this.onNotification = null;
+ 		this.deviceToken = null;
+ 
+-		NotificationsAndroid.setRegistrationTokenUpdateListener((deviceToken) => {
++		NotificationsAndroid?.setRegistrationTokenUpdateListener((deviceToken) => {
+ 			this.deviceToken = deviceToken;
+ 		});
+ 
+-		NotificationsAndroid.setNotificationOpenedListener((notification) => {
++		NotificationsAndroid?.setNotificationOpenedListener((notification) => {
+ 			this.onNotification(notification);
+ 		});
+ 	}
+@@ -24,8 +24,8 @@ class PushNotification {
+ 	configure(params) {
+ 		this.onRegister = params.onRegister;
+ 		this.onNotification = params.onNotification;
+-		NotificationsAndroid.refreshToken();
+-		return PendingNotifications.getInitialNotification();
++		NotificationsAndroid?.refreshToken();
++		return PendingNotifications?.getInitialNotification();
+ 	}
+ }
+ 
+diff --git a/app/utils/log/index.js b/app/utils/log/index.js
+index da1be54a9..38be41872 100644
+--- a/app/utils/log/index.js
++++ b/app/utils/log/index.js
+@@ -1,17 +1,9 @@
+-import firebaseAnalytics from '@react-native-firebase/analytics';
+ import { isFDroidBuild } from '../../constants/environment';
+-import config from '../../../config';
+ import events from './events';
+ 
+-const analytics = firebaseAnalytics || '';
+-let bugsnag = '';
+-let crashlytics;
+-
+-if (!isFDroidBuild) {
+-	const { Client } = require('bugsnag-react-native');
+-	crashlytics = require('@react-native-firebase/crashlytics').default;
+-	bugsnag = new Client(config.BUGSNAG_API_KEY);
+-}
++const analytics = () => {};
++const crashlytics = () => {};
++const bugsnag = {};
+ 
+ export { analytics };
+ export const loggerConfig = bugsnag.config;
+diff --git a/react-native.config.js b/react-native.config.js
+index cbd0de1b6..56cbf0ff9 100644
+--- a/react-native.config.js
++++ b/react-native.config.js
+@@ -30,6 +30,11 @@ module.exports = {
+ 			platforms: {
+ 				android: null
+ 			}
++		},
++		'bugsnag-react-native': {
++			platforms: {
++				android: null
++			}
+ 		}
+ 	}
+ };