diff --git a/.github/scripts/pack-debian-apt.js b/.github/scripts/pack-debian-apt.js
index ad9762022..f341d5f64 100644
--- a/.github/scripts/pack-debian-apt.js
+++ b/.github/scripts/pack-debian-apt.js
@@ -83,6 +83,22 @@ PATH=$PATH:$PWD/bin eval $(PATH=$PATH:$PWD/bin node -p "require('./package').scr
       await qq.x(`ln -s "../lib/${config.dirname}/bin/${config.bin}" "${workspace}/usr/bin/${pjson.oclif.bin}"`);
       await qq.x(`dpkg --build "${workspace}" "${qq.join(dist, debArch(arch), `${versionedDebBase}.deb`)}"`);
     }
+    try {
+      // fetch existing Packages file which needs to be modified for new version
+      await qq.x(`aws s3 cp s3://${pjson.oclif.update.s3.bucket}/apt/Packages Packages`, {cwd: dist, reject: false});
+      const content = readFileSync("Packages");
+      fs.readFile('Packages', function (err, data) {
+        if(err) throw err;
+        // check if version already exists
+        if(data.includes(`Version: ${debVersion}`)){
+          console.log('the version ${debVersion}` is already available');
+          return
+        }
+      });
+    }
+    catch(error) {
+      console.log(`Cannot retrieve Packages file due to error: ${error} `);
+    }
     for (const a of arch) {
       await build(a);
       await qq.x(`apt-ftparchive packages ${debArch(a)}/ >> Packages`, {cwd: dist});
diff --git a/.github/workflows/acceptance-tests.yml b/.github/workflows/acceptance-tests.yml
index a9f0fb974..9a1fd5a40 100644
--- a/.github/workflows/acceptance-tests.yml
+++ b/.github/workflows/acceptance-tests.yml
@@ -189,6 +189,50 @@ jobs:
         if: failure() || cancelled()
         id: failure_debian
         run: echo '::set-output name=FAILURE_TAG_DEBIAN::true'
+  test-apt-release:
+    name: Wait for apt release to complete
+    runs-on: ubuntu-latest
+    needs: [ get-branch, get-tag ]
+    continue-on-error: true
+    outputs:
+      ACCEPTANCE_FAILURE_TAG: ${{ steps.apt.outputs.FAILURE_TAG_APT}}
+    steps:
+      - name: Checkout cli repo
+        uses: actions/checkout@v2
+      - name: Wait for apt Release
+        run: source .github/scripts/trigger-and-wait.sh
+        env:
+          INPUT_WORKFLOW_FILE_NAME: apt-release.yml
+          INPUT_REF: ${{ needs.get-branch.outputs.branch }}
+      - name: Perform acceptance install and test on apt package 
+        id: apt_acceptance_run
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          wget -qO- https://twilio-cli-prod.s3.amazonaws.com/twilio_pub.asc | sudo apt-key add - 
+          sudo touch /etc/apt/sources.list.d/twilio.list
+          echo 'deb https://twilio-cli-prod.s3.amazonaws.com/apt/ /' | sudo tee /etc/apt/sources.list.d/twilio.list
+          sudo apt update
+          sudo apt install -y twilio
+
+          ls
+          twilio --version
+          twilio api --help
+          .github/scripts/cmds-to-test.sh
+      - name: APT upgrade twilio package
+        run: |
+          sudo apt-get install --only-upgrade twilio
+          .github/scripts/cmds-to-test.sh
+      - name: APT downgrade twilio package
+        run: |
+          sudo apt-get install -y twilio=3.1.0-1
+          twilio --version
+          .github/scripts/cmds-to-test.sh
+
+      - name: setup apt failure output
+        if: failure() || cancelled()
+        id: failure_apt
+        run: echo '::set-output name=FAILURE_TAG_APT::true'
   test-npm-releases:
     name: NPM acceptance testing
     runs-on: ubuntu-latest
@@ -262,7 +306,7 @@ jobs:
         run: echo '::set-output name=FAILURE_TAG_SCOOP::true'
 
   notify-complete-fail:
-    needs: [wait-for-brew-releases, wait-for-windows-releases, wait-for-debian-releases, wait-for-macos-releases, test-scoop-release, test-npm-releases]
+    needs: [wait-for-brew-releases, wait-for-windows-releases, wait-for-debian-releases, wait-for-macos-releases, test-scoop-release, test-npm-releases, test-apt-release]
     name: Notify Release Failed
     runs-on: ubuntu-latest
     if: ${{ contains( needs.*.outputs.ACCEPTANCE_FAILURE_TAG, 'true' ) }}
@@ -278,6 +322,13 @@ jobs:
           SLACK_TITLE: "Twilio Cli"
           SLACK_MESSAGE: 'CLI acceptance workflow Failed'
       - name: Fail in case all jobs failed
-        if: ${{ ( needs.test-npm-releases.outputs.ACCEPTANCE_FAILURE_TAG == 'true' ) && ( needs.wait-for-brew-releases.outputs.ACCEPTANCE_FAILURE_TAG == 'true' ) && ( needs.wait-for-macos-releases.outputs.ACCEPTANCE_FAILURE_TAG == 'true' ) && ( needs.wait-for-windows-releases.outputs.ACCEPTANCE_FAILURE_TAG == 'true' ) && ( needs.wait-for-debian-releases.outputs.ACCEPTANCE_FAILURE_TAG == 'true')  && ( needs.test-scoop-release.outputs.ACCEPTANCE_FAILURE_TAG == 'true')}}
+        if: |
+          ${{ ( needs.test-npm-releases.outputs.ACCEPTANCE_FAILURE_TAG == 'true' ) && 
+          ( needs.wait-for-brew-releases.outputs.ACCEPTANCE_FAILURE_TAG == 'true' ) && 
+          ( needs.wait-for-macos-releases.outputs.ACCEPTANCE_FAILURE_TAG == 'true' ) && 
+          ( needs.wait-for-windows-releases.outputs.ACCEPTANCE_FAILURE_TAG == 'true' ) && 
+          ( needs.wait-for-debian-releases.outputs.ACCEPTANCE_FAILURE_TAG == 'true') && 
+          ( needs.test-scoop-release.outputs.ACCEPTANCE_FAILURE_TAG == 'true')}}
+          ( needs.test-apt-release.outputs.ACCEPTANCE_FAILURE_TAG} == 'true')}}
         run:
           exit 1
diff --git a/.github/workflows/apt-release.yml b/.github/workflows/apt-release.yml
index 432154d93..f1f5c117b 100644
--- a/.github/workflows/apt-release.yml
+++ b/.github/workflows/apt-release.yml
@@ -16,7 +16,7 @@ jobs:
     - name: Check Out Repo
       uses: actions/checkout@v2
       
-    - name: Configure AWS credentials from Test account
+    - name: Configure AWS credentials
       uses: aws-actions/configure-aws-credentials@v1
       with:
         aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}