diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index e678fa4..dd4dbdb 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -13,5 +13,5 @@ permissions:
 jobs:
   semantic-title:
     name: 'Semantic title'
-    uses: technology-studio/github-workflows/.github/workflows/_semantic-title.yml@main
+    uses: technology-studio/github-workflows/.github/workflows/_semantic-title.yml@696ee6d68a8fdb357c5a6e26e748fba32f09a9bb # main
     secrets: inherit
diff --git a/.github/workflows/release-dry-run.yml b/.github/workflows/release-dry-run.yml
index 8f544f6..dad7805 100644
--- a/.github/workflows/release-dry-run.yml
+++ b/.github/workflows/release-dry-run.yml
@@ -16,7 +16,7 @@ jobs:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
         with:
           ref: ${{ github.event.pull_request.head.ref }}
-      - uses: technology-studio/github-workflows/.github/actions/install-dependencies@main
+      - uses: technology-studio/github-workflows/.github/actions/install-dependencies@696ee6d68a8fdb357c5a6e26e748fba32f09a9bb # main
       - run: yarn test --coverage
       - uses: codecov/codecov-action@671740ac38dd9b0130fbe1cec585b89eea48d3de # v5
       - run: |
@@ -28,7 +28,7 @@ jobs:
           SLACK_WEBHOOK: ${{ secrets.SEMANTIC_RELEASE_SLACK_WEBHOOK }}
       - name: Send a Slack message on failure
         if: failure()
-        uses: technology-studio/github-workflows/.github/actions/slack-failed-job-message@main
+        uses: technology-studio/github-workflows/.github/actions/slack-failed-job-message@696ee6d68a8fdb357c5a6e26e748fba32f09a9bb # main
         with:
           slack_bot_token: ${{ secrets.TXO_SLACK_BOT_APP_TOKEN }}
           channel_id: ${{ secrets.TXO_SLACK_GITHUB_OPS_CHANNEL_ID }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 404d0ba..29e08e0 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -11,5 +11,5 @@ permissions:
 jobs:
   release:
     name: 'Release'
-    uses: technology-studio/github-workflows/.github/workflows/_release.yml@main
+    uses: technology-studio/github-workflows/.github/workflows/_release.yml@696ee6d68a8fdb357c5a6e26e748fba32f09a9bb # main
     secrets: inherit
diff --git a/.github/workflows/resolve-yarn-lock.yml b/.github/workflows/resolve-yarn-lock.yml
index ed66286..3d4e278 100644
--- a/.github/workflows/resolve-yarn-lock.yml
+++ b/.github/workflows/resolve-yarn-lock.yml
@@ -8,7 +8,7 @@ jobs:
   resolve-yarn-lock-on-comment:
     name: '/'
     if: contains(github.event.comment.body, '/resolve yarn.lock')
-    uses: technology-studio/github-workflows/.github/workflows/_resolve-yarn-lock.yml@main
+    uses: technology-studio/github-workflows/.github/workflows/_resolve-yarn-lock.yml@696ee6d68a8fdb357c5a6e26e748fba32f09a9bb # main
     secrets: inherit
     with:
       pr_number: ${{ github.event.issue.number }}