diff --git a/.github/workflows/release-build-and-attach-runtimes.yml b/.github/workflows/release-build-and-attach-runtimes.yml
deleted file mode 100644
index 680a9ecffd31..000000000000
--- a/.github/workflows/release-build-and-attach-runtimes.yml
+++ /dev/null
@@ -1,65 +0,0 @@
-name: Build and Attach Runtimes to Releases/RC
-
-on:
-  release:
-    types:
-      - published
-
-env:
-  PROFILE: production
-
-jobs:
-  build_and_upload:
-    strategy:
-      matrix:
-        runtime:
-          - { name: westend, package: westend-runtime, path: polkadot/runtime/westend }
-          - { name: rococo, package: rococo-runtime, path: polkadot/runtime/rococo }
-          - { name: asset-hub-rococo, package: asset-hub-rococo-runtime, path: cumulus/parachains/runtimes/assets/asset-hub-rococo }
-          - { name: asset-hub-westend, package: asset-hub-westend-runtime, path: cumulus/parachains/runtimes/assets/asset-hub-westend }
-          - { name: bridge-hub-rococo, package: bridge-hub-rococo-runtime, path: cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo }
-          - { name: contracts-rococo, package: contracts-rococo-runtime, path: cumulus/parachains/runtimes/contracts/contracts-rococo }
-          - { name: collectives-westend, package: collectives-westend-runtime, path: cumulus/parachains/runtimes/collectives/collectives-westend }
-          - { name: glutton-westend, package: glutton-westend-runtime, path: cumulus/parachains/runtimes/glutton/glutton-westend }
-        build_config:
-          # Release build has logging disabled and no dev features
-          - { type: on-chain-release, opts: --features on-chain-release-build }
-          # Debug build has logging enabled and developer features
-          - { type: dev-debug-build, opts: --features try-runtime }
-
-    runs-on: ubuntu-22.04
-
-    steps:
-    - name: Checkout code
-      uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
-
-    - name: Build ${{ matrix.runtime.name }} ${{ matrix.build_config.type }}
-      id: srtool_build
-      uses: chevdor/srtool-actions@v0.9.2
-      env:
-        BUILD_OPTS: ${{ matrix.build_config.opts }}
-      with:
-        chain: ${{ matrix.runtime.name }}
-        package: ${{ matrix.runtime.package }}
-        runtime_dir: ${{ matrix.runtime.path }}
-        profile: ${{ env.PROFILE }}
-
-    - name: Set up paths and runtime names
-      id: setup
-      run: |
-        RUNTIME_BLOB_NAME=$(echo ${{ matrix.runtime.package }} | sed 's/-/_/g').compact.compressed.wasm
-        PREFIX=${{ matrix.build_config.type == 'dev-debug-build' && 'DEV_DEBUG_BUILD__' || '' }}
-
-        echo "RUNTIME_BLOB_NAME=$RUNTIME_BLOB_NAME" >> $GITHUB_ENV
-        echo "ASSET_PATH=./${{ matrix.runtime.path }}/target/srtool/${{ env.PROFILE }}/wbuild/${{ matrix.runtime.package }}/$RUNTIME_BLOB_NAME" >> $GITHUB_ENV
-        echo "ASSET_NAME=$PREFIX$RUNTIME_BLOB_NAME" >> $GITHUB_ENV
-
-    - name: Upload Runtime to Release
-      uses: actions/upload-release-asset@v1
-      with:
-        upload_url: ${{ github.event.release.upload_url }}
-        asset_path: ${{ env.ASSET_PATH }}
-        asset_name: ${{ env.ASSET_NAME }}
-        asset_content_type: application/octet-stream
-      env:
-        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}