diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index 5c45829..bab23f6 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -24,19 +24,19 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
         
       - name: enable corepack
         run: corepack enable
 
       - name: Use Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
         with:
           node-version-file: '.nvmrc'
           cache: 'yarn'
 
       - name: Cache node_modules
-        uses: actions/cache@v4
+        uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4
         id: cache-node-modules
         with:
           path: node_modules
diff --git a/.github/workflows/deploy-gh.yml b/.github/workflows/deploy-gh.yml
index df09fd4..464f638 100644
--- a/.github/workflows/deploy-gh.yml
+++ b/.github/workflows/deploy-gh.yml
@@ -18,26 +18,26 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
         
       - name: enable corepack
         run: corepack enable
 
       - name: Use Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
         with:
           node-version-file: '.nvmrc'
           cache: 'yarn'
 
       - name: Cache node_modules
-        uses: actions/cache@v4
+        uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4
         id: cache-node-modules
         with:
           path: node_modules
           key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('**/package.json') }}
 
       - name: Cache dist
-        uses: actions/cache@v4
+        uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4
         id: cache-dist
         with:
           path: showcase/public
@@ -58,17 +58,17 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
 
       - name: Restore dist cache
-        uses: actions/cache@v4
+        uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4
         id: cache-dist
         with:
           path: showcase/public
           key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ github.sha }}
 
       - name: Deploy 🚀
-        uses: JamesIves/github-pages-deploy-action@v4
+        uses: JamesIves/github-pages-deploy-action@d92aa235d04922e8f08b40ce78cc5442fcfbfa2f # v4
         with:
           branch: gh-pages
           clean: true
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index ce5c927..9914673 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -7,12 +7,12 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
         
       - name: enable corepack
         run: corepack enable
 
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
         with:
           node-version-file: '.nvmrc'
           registry-url: 'https://registry.npmjs.org'