diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 5004250..b6b3cda 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -7,6 +7,10 @@ on:
       - v[0-9]+.[0-9]+.[0-9]+
       - v[0-9]+.[0-9]+.[0-9]+-dev[0-9]+
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
+  cancel-in-progress: true
+
 jobs:
   build:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index 52f22a0..128da37 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -4,6 +4,10 @@ on:
   workflow_dispatch:
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
+  cancel-in-progress: true
+
 jobs:
   format:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 31d1fee..b9541a6 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -4,6 +4,10 @@ on:
   workflow_dispatch:
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
+  cancel-in-progress: true
+
 jobs:
   lint:
     name: "flake8"
diff --git a/.github/workflows/pypi.yml b/.github/workflows/pypi.yml
index 7a5d64c..44e5aa0 100644
--- a/.github/workflows/pypi.yml
+++ b/.github/workflows/pypi.yml
@@ -6,6 +6,10 @@ on:
       - v[0-9]+.[0-9]+.[0-9]+
       - v[0-9]+.[0-9]+.[0-9]+-dev[0-9]+
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
+  cancel-in-progress: true
+
 jobs:
   package:
     runs-on: ubuntu-latest
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 3585316..8990666 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -4,13 +4,17 @@ on:
   workflow_dispatch:
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
+  cancel-in-progress: true
+
 jobs:
   unittest:
     name: Run unit tests on ${{ matrix.os }}
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ubuntu-latest, macos-14-large, windows-latest, macos-14]
+        os: [ubuntu-latest, macos-15-intel, windows-latest, macos-14]
     steps:
       - name: Checkout 🛎️
         uses: actions/checkout@v3