diff --git a/.github/workflows/ci-chromatic.yaml b/.github/workflows/ci-chromatic.yaml
index 2c9bcd258..e95c8af49 100644
--- a/.github/workflows/ci-chromatic.yaml
+++ b/.github/workflows/ci-chromatic.yaml
@@ -15,6 +15,15 @@ jobs:
       - uses: actions/checkout@v3
         with:
           fetch-depth: 0
+          ref: "refs/pull/${{ github.event.number }}/merge"
+      - name: Check for redundant workflow run
+        run: |
+          HEAD_SHA=$(git rev-parse HEAD^)
+          if [ "$HEAD_SHA" != "${{ github.event.pull_request.head.sha }}" ]; then
+            echo "HEAD SHA and Pull Request HEAD SHA do not match, cancelling run"
+            echo "GitHub has scheduled a newer workflow run already."
+            exit 1
+          fi
       - name: Setup Node.js
         uses: actions/setup-node@v3
         with:
diff --git a/.github/workflows/ci-docs.yaml b/.github/workflows/ci-docs.yaml
index 5c4cf9eef..06f52f7ac 100644
--- a/.github/workflows/ci-docs.yaml
+++ b/.github/workflows/ci-docs.yaml
@@ -9,6 +9,16 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
+        with:
+          ref: "refs/pull/${{ github.event.number }}/merge"
+      - name: Check for redundant workflow run
+        run: |
+          HEAD_SHA=$(git rev-parse HEAD^)
+          if [ "$HEAD_SHA" != "${{ github.event.pull_request.head.sha }}" ]; then
+            echo "HEAD SHA and Pull Request HEAD SHA do not match, cancelling run"
+            echo "GitHub has scheduled a newer workflow run already."
+            exit 1
+          fi
       - name: Setup Node.js
         uses: actions/setup-node@v3
         with:
diff --git a/.github/workflows/ci-front.yaml b/.github/workflows/ci-front.yaml
index ec0946734..aad335684 100644
--- a/.github/workflows/ci-front.yaml
+++ b/.github/workflows/ci-front.yaml
@@ -12,6 +12,16 @@ jobs:
       REACT_APP_AUTH_URL: http://127.0.0.1:3000/auth
     steps:
       - uses: actions/checkout@v3
+        with:
+          ref: "refs/pull/${{ github.event.number }}/merge"
+      - name: Check for redundant workflow run
+        run: |
+          HEAD_SHA=$(git rev-parse HEAD^)
+          if [ "$HEAD_SHA" != "${{ github.event.pull_request.head.sha }}" ]; then
+            echo "HEAD SHA and Pull Request HEAD SHA do not match, cancelling run"
+            echo "GitHub has scheduled a newer workflow run already."
+            exit 1
+          fi
       - name: Setup Node.js
         uses: actions/setup-node@v3
         with:
diff --git a/.github/workflows/ci-server.yaml b/.github/workflows/ci-server.yaml
index 6ef78dc14..fb34a93a2 100644
--- a/.github/workflows/ci-server.yaml
+++ b/.github/workflows/ci-server.yaml
@@ -9,6 +9,16 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
+        with:
+          ref: "refs/pull/${{ github.event.number }}/merge"
+      - name: Check for redundant workflow run
+        run: |
+          HEAD_SHA=$(git rev-parse HEAD^)
+          if [ "$HEAD_SHA" != "${{ github.event.pull_request.head.sha }}" ]; then
+            echo "HEAD SHA and Pull Request HEAD SHA do not match, cancelling run"
+            echo "GitHub has scheduled a newer workflow run already."
+            exit 1
+          fi
       - name: Setup Node.js
         uses: actions/setup-node@v3
         with:
diff --git a/front/src/modules/ui/components/buttons/__stories__/Button.stories.tsx b/front/src/modules/ui/components/buttons/__stories__/Button.stories.tsx
index f5afbebe8..18aec7712 100644
--- a/front/src/modules/ui/components/buttons/__stories__/Button.stories.tsx
+++ b/front/src/modules/ui/components/buttons/__stories__/Button.stories.tsx
@@ -1,5 +1,5 @@
 import styled from '@emotion/styled';
-import { boolean, select, text, withKnobs } from '@storybook/addon-knobs';
+import { text, withKnobs } from '@storybook/addon-knobs';
 import { expect, jest } from '@storybook/jest';
 import type { Meta, StoryObj } from '@storybook/react';
 import { userEvent, within } from '@storybook/testing-library';