diff --git a/.github/workflows/cli.yml b/.github/workflows/cli.yml
index 754cd66a63..75173cbcc5 100644
--- a/.github/workflows/cli.yml
+++ b/.github/workflows/cli.yml
@@ -34,7 +34,8 @@ jobs:
         uses: actions/setup-node@v1
         with:
           node-version: ${{ matrix.node-version }}
-      - run: yarn install
+      - name: yarn install
+        run: yarn install --frozen-lockfile
       - run: yarn build
       # This creates a new plugin and pollutes the workspace, so it should be run last.
       - name: verify app serve and plugin creation on Windows
diff --git a/.github/workflows/frontend.yml b/.github/workflows/frontend.yml
index 22fc24df23..8095106910 100644
--- a/.github/workflows/frontend.yml
+++ b/.github/workflows/frontend.yml
@@ -38,7 +38,8 @@ jobs:
         uses: actions/setup-node@v1
         with:
           node-version: ${{ matrix.node-version }}
-      - run: yarn install
+      - name: yarn install
+        run: yarn install --frozen-lockfile
       - run: yarn lint
       - run: yarn build
       - run: yarn test
diff --git a/.github/workflows/master.yml b/.github/workflows/master.yml
index 1985215a0e..e82c6c3a4b 100644
--- a/.github/workflows/master.yml
+++ b/.github/workflows/master.yml
@@ -37,7 +37,8 @@ jobs:
         with:
           node-version: ${{ matrix.node-version }}
           registry-url: https://registry.npmjs.org/ # Needed for auth
-      - run: yarn install
+      - name: yarn install
+        run: yarn install --frozen-lockfile
       - run: yarn lint
       - run: yarn build
       - run: yarn test
diff --git a/.github/workflows/storybook-deploy.yml b/.github/workflows/storybook-deploy.yml
index 9a266144bc..c7d458b14b 100644
--- a/.github/workflows/storybook-deploy.yml
+++ b/.github/workflows/storybook-deploy.yml
@@ -39,7 +39,8 @@ jobs:
         with:
           node-version: ${{ matrix.node-version }}
           registry-url: https://registry.npmjs.org/ # Needed for auth
-      - run: yarn install
+      - name: yarn install
+        run: yarn install --frozen-lockfile
       - name: build storybook
         run: yarn workspace storybook build-storybook
       - name: deploy storybook to gh-pages