diff --git a/.github/workflows/check-dist.yml b/.github/workflows/check-dist.yml
index 8857945..2b55293 100644
--- a/.github/workflows/check-dist.yml
+++ b/.github/workflows/check-dist.yml
@@ -28,11 +28,11 @@ jobs:
     steps:
       - name: Checkout
         id: checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
 
       - name: Setup Node.js
         id: setup-node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
         with:
           node-version-file: .node-version
           cache: npm
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8af153c..0684c9f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,7 +25,7 @@ jobs:
 
       - name: Setup Node.js
         id: setup-node
-        uses: actions/setup-node@b39b52d1213e96004bfcb1c61a8a6fa8ab84f3e8 # v4.0.1
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
         with:
           node-version-file: .node-version
           cache: npm
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index b0d0a0b..926d3b5 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -32,19 +32,19 @@ jobs:
     steps:
       - name: Checkout
         id: checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
 
       - name: Initialize CodeQL
         id: initialize
-        uses: github/codeql-action/init@v3
+        uses: github/codeql-action/init@df559355d593797519d70b90fc8edd5db049e7a2 # v3.29.9
         with:
           languages: ${{ matrix.language }}
           source-root: src
 
       - name: Autobuild
         id: autobuild
-        uses: github/codeql-action/autobuild@v3
+        uses: github/codeql-action/autobuild@df559355d593797519d70b90fc8edd5db049e7a2 # v3.29.9
 
       - name: Perform CodeQL Analysis
         id: analyze
-        uses: github/codeql-action/analyze@v3
+        uses: github/codeql-action/analyze@df559355d593797519d70b90fc8edd5db049e7a2 # v3.29.9
diff --git a/.github/workflows/linter.yml b/.github/workflows/linter.yml
index 9f3d28a..5451fa6 100644
--- a/.github/workflows/linter.yml
+++ b/.github/workflows/linter.yml
@@ -21,13 +21,13 @@ jobs:
     steps:
       - name: Checkout
         id: checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           fetch-depth: 0
 
       - name: Setup Node.js
         id: setup-node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
         with:
           node-version-file: .node-version
           cache: npm
diff --git a/.github/workflows/prober.yml b/.github/workflows/prober.yml
index 962690d..3705b57 100644
--- a/.github/workflows/prober.yml
+++ b/.github/workflows/prober.yml
@@ -42,7 +42,7 @@ jobs:
           gh attestation verify ./artifact --owner "$GITHUB_REPOSITORY_OWNER"
 
       - name: Upload build artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
         with:
           path: "artifact"
 
diff --git a/.github/workflows/publish-immutable-actions.yml b/.github/workflows/publish-immutable-actions.yml
deleted file mode 100644
index 99bb5ec..0000000
--- a/.github/workflows/publish-immutable-actions.yml
+++ /dev/null
@@ -1,22 +0,0 @@
-name: 'Publish Immutable Action Version'
-
-on:
-  release:
-    types: [published]
-
-permissions: {}
-
-jobs:
-  publish:
-    runs-on: ubuntu-latest
-    permissions:
-      contents: read
-      id-token: write
-      packages: write
-
-    steps:
-      - name: Checking out
-        uses: actions/checkout@v4
-      - name: Publish
-        id: publish
-        uses: actions/publish-immutable-action@v0.0.4