diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index f90046ef..346f53e8 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -18,7 +18,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@2541b1294d2704b0964813337f33b291d3f8596b # tag=v3
       with:
         # We must fetch at least the immediate parents so that if this is
         # a pull request then we can checkout the head.
@@ -31,7 +31,7 @@ jobs:
       
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@v2
+      uses: github/codeql-action/init@3f62b754e23e0dd60f91b744033e1dc1654c0ec6 # tag=v2
       # Override language selection by uncommenting this and choosing your languages
       # with:
       #   languages: go, javascript, csharp, python, cpp, java
@@ -39,7 +39,7 @@ jobs:
     # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
     # If this step fails, then you should remove it and run the build manually (see below)
     - name: Autobuild
-      uses: github/codeql-action/autobuild@v2
+      uses: github/codeql-action/autobuild@3f62b754e23e0dd60f91b744033e1dc1654c0ec6 # tag=v2
 
     # ℹ️ Command-line programs to run using the OS shell.
     # 📚 https://git.io/JvXDl
@@ -53,4 +53,4 @@ jobs:
     #   make release
 
     - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v2
+      uses: github/codeql-action/analyze@3f62b754e23e0dd60f91b744033e1dc1654c0ec6 # tag=v2
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index e32913e1..e975eec2 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@master
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@eeb10cff27034e7acf239c5d29f62154018672fd # tag=v3
         with:
           node-version: 16
           cache: npm
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index f6d5217c..beb47ca4 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -24,7 +24,7 @@ jobs:
     steps:
       - uses: actions/checkout@master
       - name: Test with Node.js ${{ matrix.node_version }}
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@eeb10cff27034e7acf239c5d29f62154018672fd # tag=v3
         with:
           cache: npm
           node-version: 16
diff --git a/.github/workflows/update-docs.yml b/.github/workflows/update-docs.yml
index 84917eea..7415283e 100644
--- a/.github/workflows/update-docs.yml
+++ b/.github/workflows/update-docs.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@master
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@eeb10cff27034e7acf239c5d29f62154018672fd # tag=v3
         with:
           node-version: 16
           cache: npm
diff --git a/.github/workflows/update-prettier.yml b/.github/workflows/update-prettier.yml
index e17dbedc..92db2525 100644
--- a/.github/workflows/update-prettier.yml
+++ b/.github/workflows/update-prettier.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@master
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@eeb10cff27034e7acf239c5d29f62154018672fd # tag=v3
         with:
           cache: npm
           node-version: 16