diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index dc7076f6d..77049bfcd 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -21,8 +21,8 @@ jobs:
       - name: Use Node.js
         uses: actions/setup-node@v2
         with:
-          node-version: 16.x
-          cache: 'yarn'
+          node-version: 16.8.0
+          cache: "yarn"
       - run: yarn --frozen-lockfile
       - uses: actions/cache@v1
         with:
@@ -37,8 +37,8 @@ jobs:
       - name: Use Node.js
         uses: actions/setup-node@v2
         with:
-          node-version: 16.x
-          cache: 'yarn'
+          node-version: 16.8.0
+          cache: "yarn"
       - run: yarn --frozen-lockfile
       - run: yarn link --frozen-lockfile || true
       - run: yarn link webpack --frozen-lockfile
@@ -54,8 +54,8 @@ jobs:
       - name: Use Node.js
         uses: actions/setup-node@v2
         with:
-          node-version: 16.x
-          cache: 'yarn'
+          node-version: 16.8.0
+          cache: "yarn"
       - run: yarn --frozen-lockfile
       - run: yarn link --frozen-lockfile || true
       - run: yarn link webpack --frozen-lockfile
@@ -75,7 +75,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        node-version: [10.x, 16.x]
+        node-version: [10.x, 16.8.0]
         part: [a, b]
         include:
           - os: ubuntu-latest
@@ -91,7 +91,7 @@ jobs:
         uses: actions/setup-node@v2
         with:
           node-version: ${{ matrix.node-version }}
-          cache: 'yarn'
+          cache: "yarn"
       - run: yarn --frozen-lockfile
       - run: yarn link --frozen-lockfile || true
       - run: yarn link webpack --frozen-lockfile
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 867c4beb8..0f16b6d62 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -8,7 +8,7 @@ jobs:
     steps:
       - task: NodeTool@0
         inputs:
-          versionSpec: "^16.0.0"
+          versionSpec: "16.8.0"
         displayName: "Install Node.js"
       - script: |
           curl -o- -L https://yarnpkg.com/install.sh | bash
@@ -125,10 +125,10 @@ jobs:
           node_version: ^12.4.0
           part: b
         node-16-a:
-          node_version: ^16.0.0
+          node_version: 16.8.0
           part: a
         node-16-b:
-          node_version: ^16.0.0
+          node_version: 16.8.0
           part: b
     steps:
       - task: NodeTool@0
@@ -189,10 +189,10 @@ jobs:
           node_version: ^14.0.0
           part: a
         node-16-a:
-          node_version: ^16.0.0
+          node_version: 16.8.0
           part: a
         node-16-b:
-          node_version: ^16.0.0
+          node_version: 16.8.0
           part: b
     steps:
       - task: NodeTool@0
@@ -251,10 +251,10 @@ jobs:
           node_version: ^12.4.0
           part: b
         node-16-a:
-          node_version: ^16.0.0
+          node_version: 16.8.0
           part: a
         node-16-b:
-          node_version: ^16.0.0
+          node_version: 16.8.0
           part: b
     steps:
       - task: NodeTool@0