diff --git a/.github/workflows/publish-nix-pgupgrade-bin-flake-version.yml b/.github/workflows/publish-nix-pgupgrade-bin-flake-version.yml
new file mode 100644
index 000000000..aaec43884
--- /dev/null
+++ b/.github/workflows/publish-nix-pgupgrade-bin-flake-version.yml
@@ -0,0 +1,105 @@
+name: Publish nix pg_upgrade_bin flake version
+
+on:
+  push:
+    branches:
+      - pcnc/nix-flake-workflow
+    paths:
+      - '.github/workflows/publish-nix-pgupgrade-bin-flake-version.yml'
+  workflow_dispatch:
+    inputs:
+      postgresVersion:
+        description: 'Optional. Postgres version to publish against, i.e. 15.1.1.78'
+        required: false
+
+permissions:
+  id-token: write
+    
+jobs:
+  publish-staging:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout Repo
+        uses: actions/checkout@v3
+
+      - name: Grab release version
+        id: process_release_version
+        run: |
+          VERSION=$(grep 'postgres-version' common-nix.vars.pkr.hcl | sed -e 's/postgres-version = "\(.*\)"/\1/g')
+          if [[ "${{ inputs.postgresVersion }}" != "" ]]; then
+            VERSION=${{ inputs.postgresVersion }}
+          fi
+          echo "version=$VERSION" >> "$GITHUB_OUTPUT"
+          echo "major_version=$(echo $VERSION | cut -d'.' -f1)" >> "$GITHUB_OUTPUT"
+
+      - name: Create a tarball containing the latest nix flake version
+        working-directory: /tmp/
+        run: |
+          mkdir -p ${{ steps.process_release_version.outputs.major_version }}
+          echo $GITHUB_SHA > ${{ steps.process_release_version.outputs.major_version }}/nix_flake_version
+          tar -czvf pg_upgrade_bin.tar.gz ${{ steps.process_release_version.outputs.major_version }}
+
+      - name: configure aws credentials - staging
+        uses: aws-actions/configure-aws-credentials@v1
+        with:
+          role-to-assume: ${{ secrets.DEV_AWS_ROLE }}
+          aws-region: "us-east-1"
+
+      - name: Upload pg_upgrade scripts to s3 staging
+        run: |
+          aws s3 cp /tmp/pg_upgrade_bin.tar.gz s3://${{ secrets.ARTIFACTS_BUCKET }}/upgrades/postgres/supabase-postgres-${{ steps.process_release_version.outputs.version }}/20.04.tar.gz
+
+      - name: Slack Notification on Failure
+        if: ${{ failure() }}
+        uses: rtCamp/action-slack-notify@v2
+        env:
+          SLACK_WEBHOOK: ${{ secrets.SLACK_NOTIFICATIONS_WEBHOOK }}
+          SLACK_USERNAME: 'gha-failures-notifier'
+          SLACK_COLOR: 'danger'
+          SLACK_MESSAGE: 'Publishing pg_upgrade binaries flake version failed'
+          SLACK_FOOTER: ''
+
+  publish-prod:
+    runs-on: ubuntu-latest
+    if: github.ref_name == 'develop' || contains( github.ref, 'release' )
+
+    steps:
+      - name: Checkout Repo
+        uses: actions/checkout@v3
+
+      - name: Grab release version
+        id: process_release_version
+        run: |
+          VERSION=$(grep 'postgres-version' common-nix.vars.pkr.hcl | sed -e 's/postgres-version = "\(.*\)"/\1/g')
+          if [[ "${{ inputs.postgresVersion }}" != "" ]]; then
+            VERSION=${{ inputs.postgresVersion }}
+          fi
+          echo "version=$VERSION" >> "$GITHUB_OUTPUT"
+          echo "major_version=$(echo $VERSION | cut -d'.' -f1)" >> "$GITHUB_OUTPUT"
+
+      - name: Create a tarball containing the latest nix flake version
+        run: |
+          mkdir -p /tmp/${{ steps.process_release_version.outputs.major_version }}
+          echo $GITHUB_SHA > /tmp/${{ steps.process_release_version.outputs.major_version }}/nix_flake_version
+          tar -czvf pg_upgrade_bin.tar.gz -C /tmp/ /${{ steps.process_release_version.outputs.major_version }}
+
+      - name: configure aws credentials - prod
+        uses: aws-actions/configure-aws-credentials@v1
+        with:
+          role-to-assume: ${{ secrets.PROD_AWS_ROLE }}
+          aws-region: "us-east-1"
+  
+      - name: Upload pg_upgrade scripts to s3 prod
+        run: |
+          aws s3 cp /tmp/pg_upgrade_bin.tar.gz s3://${{ secrets.PROD_ARTIFACTS_BUCKET }}/upgrades/postgres/supabase-postgres-${{ steps.process_release_version.outputs.version }}/20.04.tar.gz
+
+      - name: Slack Notification on Failure
+        if: ${{ failure() }}
+        uses: rtCamp/action-slack-notify@v2
+        env:
+          SLACK_WEBHOOK: ${{ secrets.SLACK_NOTIFICATIONS_WEBHOOK }}
+          SLACK_USERNAME: 'gha-failures-notifier'
+          SLACK_COLOR: 'danger'
+          SLACK_MESSAGE: 'Publishing pg_upgrade binaries flake version failed'
+          SLACK_FOOTER: ''
diff --git a/common-nix.vars.pkr.hcl b/common-nix.vars.pkr.hcl
index 529a21a64..9239017c6 100644
--- a/common-nix.vars.pkr.hcl
+++ b/common-nix.vars.pkr.hcl
@@ -1 +1 @@
-postgres-version = "15.6.1.113"
+postgres-version = "15.6.1.113-workflow-release-test"