diff --git a/polkadot/.github/workflows/burnin-label-notification.yml b/polkadot/.github/workflows/burnin-label-notification.yml
index 5b9fbcab96..536f8fa2a3 100644
--- a/polkadot/.github/workflows/burnin-label-notification.yml
+++ b/polkadot/.github/workflows/burnin-label-notification.yml
@@ -6,12 +6,19 @@ on:
 jobs:
   notify-devops:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        channel:
+          - name: 'Team: DevOps'
+            room: '!lUslSijLMgNcEKcAiE:parity.io'
+
     steps:
-      - name: Notify devops
-        if: github.event.label.name == 'A1-needsburnin'
-        uses: s3krit/matrix-message-action@v0.0.3
+      - name: Send Matrix message to ${{ matrix.channel.name }}
+        if: startsWith(github.event.label.name, 'A1-')
+        uses: s3krit/matrix-message-action@70ad3fb812ee0e45ff8999d6af11cafad11a6ecf # v0.0.3
         with:
-          room_id: ${{ secrets.POLKADOT_DEVOPS_MATRIX_ROOM_ID }}
-          access_token: ${{ secrets.POLKADOT_DEVOPS_MATRIX_ACCESS_TOKEN }}
-          message: "@room Burn-in request received for the following PR: ${{ github.event.pull_request.html_url }}"
-          server: "matrix.parity.io"
+          room_id: ${{ matrix.channel.room }}
+          access_token: ${{ secrets.RELEASENOTES_MATRIX_V2_ACCESS_TOKEN }}
+          server: m.parity.io
+          message: |
+            @room Burn-in request received for the following PR: ${{ github.event.pull_request.html_url }}
diff --git a/polkadot/.github/workflows/release-10_candidate.yml b/polkadot/.github/workflows/release-10_candidate.yml
index be12406317..54a937a781 100644
--- a/polkadot/.github/workflows/release-10_candidate.yml
+++ b/polkadot/.github/workflows/release-10_candidate.yml
@@ -7,6 +7,12 @@ on:
 jobs:
   tag_rc:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        channel:
+          - name: "RelEng: Polkadot Release Coordination"
+            room: '!cqAmzdIcbOFwrdrubV:parity.io'
+
     steps:
       - name: Checkout sources
         uses: actions/checkout@v3
@@ -33,6 +39,7 @@ jobs:
             echo "new_tag=$version-rc1" >> $GITHUB_OUTPUT
             echo "first_rc=true" >> $GITHUB_OUTPUT
           fi
+
       - name: Apply new tag
         uses: tvdias/github-tagger@ed7350546e3e503b5e942dffd65bc8751a95e49d # v0.0.2
         with:
@@ -41,6 +48,7 @@ jobs:
           # RELEASE_BRANCH_TOKEN requires public_repo OAuth scope
           repo-token: "${{ secrets.RELEASE_BRANCH_TOKEN }}"
           tag: ${{ steps.compute_tag.outputs.new_tag }}
+
       - id: create-issue
         uses: JasonEtco/create-an-issue@e27dddc79c92bc6e4562f268fffa5ed752639abd # v2.9.1
         # Only create the issue if it's the first release candidate
@@ -50,11 +58,14 @@ jobs:
           VERSION: ${{ steps.compute_tag.outputs.version }}
         with:
           filename: .github/ISSUE_TEMPLATE/release.md
-      - name: Send Matrix message
-        uses: s3krit/matrix-message-action@v0.0.3
+
+      - name: Send Matrix message to ${{ matrix.channel.name }}
+        uses: s3krit/matrix-message-action@70ad3fb812ee0e45ff8999d6af11cafad11a6ecf # v0.0.3
         if: steps.create-issue.outputs.url != ''
         with:
-          room_id: ${{ secrets.INTERNAL_POLKADOT_MATRIX_ROOM_ID }}
-          access_token: ${{ secrets.MATRIX_ACCESS_TOKEN }}
-          server: "matrix.parity.io"
-          message: "Release process for polkadot ${{ steps.compute_tag.outputs.version }} has been started. Tracking issue: ${{ steps.create-issue.outputs.url }}"
+          room_id: ${{ matrix.channel.room }}
+          access_token: ${{ secrets.RELEASENOTES_MATRIX_V2_ACCESS_TOKEN }}
+          server: m.parity.io
+          message: |
+            Release process for polkadot ${{ steps.compute_tag.outputs.version }} has been started.<br/>
+            Tracking issue: ${{ steps.create-issue.outputs.url }}
diff --git a/polkadot/.github/workflows/release-30_publish-draft-release.yml b/polkadot/.github/workflows/release-30_publish-draft-release.yml
index 4759436663..ce6f31fa54 100644
--- a/polkadot/.github/workflows/release-30_publish-draft-release.yml
+++ b/polkadot/.github/workflows/release-30_publish-draft-release.yml
@@ -181,11 +181,19 @@ jobs:
   post_to_matrix:
     runs-on: ubuntu-latest
     needs: publish-draft-release
+    strategy:
+      matrix:
+        channel:
+          - name: "RelEng: Polkadot Release Coordination"
+            room: '!cqAmzdIcbOFwrdrubV:parity.io'
+
     steps:
-      - name: Internal polkadot channel
-        uses: s3krit/matrix-message-action@v0.0.3
+      - name: Send Matrix message to ${{ matrix.channel.name }}
+        uses: s3krit/matrix-message-action@70ad3fb812ee0e45ff8999d6af11cafad11a6ecf # v0.0.3
         with:
-          room_id: ${{ secrets.INTERNAL_POLKADOT_MATRIX_ROOM_ID }}
-          access_token: ${{ secrets.MATRIX_ACCESS_TOKEN }}
-          message: "**New version of polkadot tagged**: ${{ github.ref }}<br/>Draft release created: ${{ needs.publish-draft-release.outputs.release_url }}"
-          server: "matrix.parity.io"
+          room_id: ${{ matrix.channel.room }}
+          access_token: ${{ secrets.RELEASENOTES_MATRIX_V2_ACCESS_TOKEN }}
+          server: m.parity.io
+          message: |
+            **New version of polkadot tagged**: ${{ github.ref }}<br/>
+            Draft release created: ${{ needs.publish-draft-release.outputs.release_url }}
diff --git a/polkadot/.github/workflows/release-99_bot.yml b/polkadot/.github/workflows/release-99_bot.yml
index 370ab96531..5d45c0d44e 100644
--- a/polkadot/.github/workflows/release-99_bot.yml
+++ b/polkadot/.github/workflows/release-99_bot.yml
@@ -21,17 +21,29 @@ jobs:
           - name: '#polkadot-announcements:matrix.parity.io'
             room: '!UqHPWiCBGZWxrmYBkF:matrix.parity.io'
             pre-release: false
+          - name: "RelEng: Polkadot Release Coordination"
+            room: '!cqAmzdIcbOFwrdrubV:parity.io'
+            pre-release: true
           - name: 'Ledger <> Polkadot Coordination'
             room: '!EoIhaKfGPmFOBrNSHT:web3.foundation'
             pre-release: true
+          - name: 'General: Rust, Polkadot, Substrate'
+            room: '!aJymqQYtCjjqImFLSb:parity.io'
+            pre-release: false
+          - name: 'Team: DevOps'
+            room: '!lUslSijLMgNcEKcAiE:parity.io'
+            pre-release: true
 
     runs-on: ubuntu-latest
     steps:
       - name: Send Matrix message to ${{ matrix.channel.name }}
         if: github.event.release.prerelease == false || matrix.channel.pre-release
-        uses: s3krit/matrix-message-action@v0.0.3
+        uses: s3krit/matrix-message-action@70ad3fb812ee0e45ff8999d6af11cafad11a6ecf # v0.0.3
         with:
           room_id: ${{ matrix.channel.room }}
-          access_token: ${{ secrets.MATRIX_ACCESS_TOKEN }}
-          server: "m.parity.io"
-          message: "***Polkadot ${{github.event.release.tag_name}} has been released!***<br/>${{github.event.release.html_url}}<br/><br/>${{github.event.release.body}}<br/>"
+          access_token: ${{ secrets.RELEASENOTES_MATRIX_V2_ACCESS_TOKEN }}
+          server: m.parity.io
+          message: |
+            ***Polkadot ${{github.event.release.tag_name}} has been released!***<br/>
+            ${{github.event.release.html_url}}<br/><br/>
+            ${{github.event.release.body}}<br/>
diff --git a/polkadot/scripts/ci/common/lib.sh b/polkadot/scripts/ci/common/lib.sh
index ba5b171487..2e94feb150 100755
--- a/polkadot/scripts/ci/common/lib.sh
+++ b/polkadot/scripts/ci/common/lib.sh
@@ -96,7 +96,7 @@ structure_message() {
 # access_token: see https://matrix.org/docs/guides/client-server-api/
 # Usage: send_message $body (json formatted) $room_id $access_token
 send_message() {
-curl -XPOST -d "$1" "https://matrix.parity.io/_matrix/client/r0/rooms/$2/send/m.room.message?access_token=$3"
+  curl -XPOST -d "$1" "https://m.parity.io/_matrix/client/r0/rooms/$2/send/m.room.message?access_token=$3"
 }
 
 # Pretty-printing functions