diff --git a/.github/workflows/deploy-gh-pages.yml b/.github/workflows/deploy-gh-pages.yml
index c272c3d7f..006bee937 100644
--- a/.github/workflows/deploy-gh-pages.yml
+++ b/.github/workflows/deploy-gh-pages.yml
@@ -10,20 +10,20 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout (tutorials)
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
         with:
           submodules: true  # Fetch Hugo themes (true OR recursive)
           fetch-depth: 0    # Fetch all history for .GitInfo and .Lastmod
 
       - name: Checkout (theme)
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
         with:
           repository: MunifTanjim/minimo
           ref: v2.9.0
           path: themes/minimo
 
       - name: Setup Hugo
-        uses: peaceiris/actions-hugo@v2
+        uses: peaceiris/actions-hugo@32c7754570a8edd0ae33352fae4a8448f23858e9 #v3.1.0
         with:
           hugo-version: '0.88.1'
           # extended: true
@@ -39,7 +39,7 @@ jobs:
         run: node themes/minimo/scripts/generate-search-index-lunr.js
 
       - name: Deploy 🚀
-        uses: JamesIves/github-pages-deploy-action@4.0.0
+        uses: JamesIves/github-pages-deploy-action@d92aa235d04922e8f08b40ce78cc5442fcfbfa2f #v4.8.0
         with:
           branch: gh-pages
           folder: public
diff --git a/.github/workflows/generate-artifact-pr.yml b/.github/workflows/generate-artifact-pr.yml
index b7b5bb2ac..8b9d833c5 100644
--- a/.github/workflows/generate-artifact-pr.yml
+++ b/.github/workflows/generate-artifact-pr.yml
@@ -8,21 +8,21 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout (tutorials)
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
         with:
           ref: ${{ github.event.pull_request.head.sha }}
           submodules: true  # Fetch Hugo themes (true OR recursive)
           fetch-depth: 0    # Fetch all history for .GitInfo and .Lastmod
 
       - name: Checkout (theme)
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
         with:
           repository: MunifTanjim/minimo
           ref: v2.9.0
           path: themes/minimo
 
       - name: Setup Hugo
-        uses: peaceiris/actions-hugo@v2
+        uses: peaceiris/actions-hugo@32c7754570a8edd0ae33352fae4a8448f23858e9 #v3.1.0
         with:
           hugo-version: '0.88.1'
           # extended: true
@@ -38,7 +38,7 @@ jobs:
         run: node themes/minimo/scripts/generate-search-index-lunr.js
 
       - name: Archive built site to an artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: pr-${{ env.PR_NUMBER }}-inbo-tutorials-website
           path: public
diff --git a/.github/workflows/remove_old_artifact.yaml b/.github/workflows/remove_old_artifact.yaml
index d4a765c54..259679e98 100644
--- a/.github/workflows/remove_old_artifact.yaml
+++ b/.github/workflows/remove_old_artifact.yaml
@@ -12,7 +12,7 @@ jobs:
 
     steps:
     - name: Remove old artifacts
-      uses: c-hive/gha-remove-artifacts@v1
+      uses: c-hive/gha-remove-artifacts@44fc7acaf1b3d0987da0e8d4707a989d80e9554b #v1.4.0
       with:
         age: '1 days'
         skip-recent: 5