diff --git a/.github/workflows/appstore-build-publish.yml b/.github/workflows/appstore-build-publish.yml
index 2f84a4a..142e70b 100644
--- a/.github/workflows/appstore-build-publish.yml
+++ b/.github/workflows/appstore-build-publish.yml
@@ -188,32 +188,12 @@ jobs:
           cd ${{ env.APP_NAME }}/build/artifacts
           tar -zcvf ${{ env.APP_NAME }}.tar.gz ${{ env.APP_NAME }}
 
-      - name: Set up PHP 8.3 for release-tool
-        uses: shivammathur/setup-php@f3e473d116dcccaddc5834248c87452386958240 # 2.37.2
-        with:
-          php-version: '8.3'
-          coverage: none
-
-      - id: release-tool
-        name: Setup release-tool v0.11.1
-        shell: bash
-        run: |
-          set -euo pipefail
-          base="https://github.com/LibreCodeCoop/release-tool/releases/download/v0.11.1"
-          curl --fail --silent --show-error --location "${base}/release-tool.phar" -o "${RUNNER_TEMP}/release-tool.phar"
-          curl --fail --silent --show-error --location "${base}/release-tool.phar.sha256" -o "${RUNNER_TEMP}/release-tool.phar.sha256"
-          (cd "${RUNNER_TEMP}" && sha256sum --check release-tool.phar.sha256)
-          echo "path=${RUNNER_TEMP}/release-tool.phar" >> "${GITHUB_OUTPUT}"
-
       - name: Validate release artifact
-        shell: bash
-        env:
-          RELEASE_TOOL_PATH: ${{ steps.release-tool.outputs.path }}
-        run: >-
-          php "${RELEASE_TOOL_PATH}" artifact:validate-package
-          --artifact "${APP_NAME}/build/artifacts/${APP_NAME}.tar.gz"
-          --app-name "${APP_NAME}"
-          --expected-version "${APP_VERSION}"
+        uses: LibreCodeCoop/release-tool/actions/artifact-validate@710c4c83fba47bf01713f46e9c4cb4cf63debfba
+        with:
+          artifact: ${{ env.APP_NAME }}/build/artifacts/${{ env.APP_NAME }}.tar.gz
+          app-name: ${{ env.APP_NAME }}
+          version: ${{ env.APP_VERSION }}
 
       - name: Attach tarball to github release
         uses: svenstaro/upload-release-action@29e53e917877a24fad85510ded594ab3c9ca12de # 2.11.5
@@ -234,12 +214,8 @@ jobs:
           app_private_key: ${{ secrets.APP_PRIVATE_KEY }}
 
       - name: Verify App Store publication
-        shell: bash
-        env:
-          RELEASE_TOOL_PATH: ${{ steps.release-tool.outputs.path }}
-          NEXTCLOUD_PLATFORM: ${{ fromJSON(steps.appinfo.outputs.result).nextcloud.min-version }}
-        run: >-
-          php "${RELEASE_TOOL_PATH}" publication:wait-appstore
-          --app-name "${APP_NAME}"
-          --version "${APP_VERSION}"
-          --platform "${NEXTCLOUD_PLATFORM}"
+        uses: LibreCodeCoop/release-tool/actions/appstore-publication-wait@710c4c83fba47bf01713f46e9c4cb4cf63debfba
+        with:
+          app-name: ${{ env.APP_NAME }}
+          version: ${{ env.APP_VERSION }}
+          platform: ${{ fromJSON(steps.appinfo.outputs.result).nextcloud.min-version }}
diff --git a/.github/workflows/release-nextcloud-app.yml b/.github/workflows/release-nextcloud-app.yml
index 0ca92b9..b8202d3 100644
--- a/.github/workflows/release-nextcloud-app.yml
+++ b/.github/workflows/release-nextcloud-app.yml
@@ -55,50 +55,16 @@ jobs:
           fetch-depth: 0
           persist-credentials: false
 
-      - name: Set up PHP 8.3 for release-tool
-        uses: shivammathur/setup-php@f3e473d116dcccaddc5834248c87452386958240 # 2.37.2
-        with:
-          php-version: '8.3'
-          coverage: none
-
-      - id: release-tool
-        name: Setup release-tool v0.11.2
-        shell: bash
-        run: |
-          set -euo pipefail
-          base="https://github.com/LibreCodeCoop/release-tool/releases/download/v0.11.2"
-          curl --fail --silent --show-error --location "${base}/release-tool.phar" -o "${RUNNER_TEMP}/release-tool.phar"
-          curl --fail --silent --show-error --location "${base}/release-tool.phar.sha256" -o "${RUNNER_TEMP}/release-tool.phar.sha256"
-          (cd "${RUNNER_TEMP}" && sha256sum --check release-tool.phar.sha256)
-          echo "path=${RUNNER_TEMP}/release-tool.phar" >> "${GITHUB_OUTPUT}"
-
       - name: Validate release plan
-        shell: bash
-        env:
-          GITHUB_TOKEN: ${{ github.token }}
-          RELEASE_TOOL_PATH: ${{ steps.release-tool.outputs.path }}
-          RELEASE_VERSION: ${{ inputs.version }}
-          STABLE_BRANCH: ${{ inputs.stable_branch }}
-          RELEASE_MILESTONE: ${{ inputs.milestone }}
-          BLOCKER_QUERIES: ${{ inputs.blocker_queries }}
-        run: |
-          set -euo pipefail
-          plan="${RUNNER_TEMP}/release-preflight.json"
-          php "${RELEASE_TOOL_PATH}" release:preflight \
-            --version "${RELEASE_VERSION}" \
-            --stable-branch "${STABLE_BRANCH}" \
-            --current-ref "${STABLE_BRANCH}" \
-            --repository "${GITHUB_REPOSITORY}" \
-            --milestone "${RELEASE_MILESTONE}" \
-            --blocker-queries-json "${BLOCKER_QUERIES}" \
-            --json | tee "${plan}"
-          {
-            echo "## Release preflight"
-            echo
-            echo '~~~json'
-            cat "${plan}"
-            echo '~~~'
-          } >> "${GITHUB_STEP_SUMMARY}"
+        uses: LibreCodeCoop/release-tool/actions/release-preflight@710c4c83fba47bf01713f46e9c4cb4cf63debfba
+        with:
+          version: ${{ inputs.version }}
+          stable-branch: ${{ inputs.stable_branch }}
+          current-ref: ${{ inputs.stable_branch }}
+          repository: ${{ github.repository }}
+          milestone: ${{ inputs.milestone }}
+          blocker-queries-json: ${{ inputs.blocker_queries }}
+          github-token: ${{ github.token }}
 
       - name: Validate publication credentials
         env: