diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d648b86e..e997c962 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -1,35 +1,21 @@
-# This is a basic workflow to help you get started with Actions
-
 name: CI
 
-# Controls when the action will run. 
 on:
-  # Triggers the workflow on push or pull request events but only for the master branch
   push:
     branches: [ master ]
-#  pull_request:
-#    branches: [ master ]
-
-  # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch:
 
-# A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
-  # This workflow contains a single job called "build"
   build:
-    # The type of runner that the job will run on
     runs-on: ubuntu-latest
 
-    # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
-      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
       - uses: actions/checkout@v2
 
-      # Runs a set of commands using the runners shell
       - name: Run a multi-line script
         run: |
           cd $GITHUB_WORKSPACE
-          echo 'deb-src http://azure.archive.ubuntu.com/ubuntu/ focal main restricted' | sudo tee -a /etc/apt/sources.list
+          echo 'deb-src http://azure.archive.ubuntu.com/ubuntu/ jammy main restricted' | sudo tee -a /etc/apt/sources.list
           sudo apt update
           sudo apt build-dep linux
           sudo apt install libarchive-tools curl wget f2fs-tools cgpt vboot-utils libncurses-dev gawk flex bison openssl libssl-dev dkms libelf-dev libudev-dev libpci-dev libiberty-dev autoconf qemu-user-static gcc-aarch64-linux-gnu binutils-aarch64-linux-gnu