diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index eb26eea0..92a4e5cf 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,6 +4,10 @@ on:
   push:
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
+
 permissions:
   contents: read
 
diff --git a/.github/workflows/deploy-package.yml b/.github/workflows/deploy-package.yml
index 22df88cb..8b1c45fc 100644
--- a/.github/workflows/deploy-package.yml
+++ b/.github/workflows/deploy-package.yml
@@ -9,6 +9,12 @@ on:
     tags:
       - '[0-9]+.[0-9]+.[0-9]+'
 
+# Deploy/publish workflow: do not cancel an in-flight release mid-run;
+# the group key still coalesces duplicate triggers, but running deploys finish.
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.ref }}
+  cancel-in-progress: false
+
 jobs:
 
   # production build
diff --git a/.github/workflows/test-indicators-full.yml b/.github/workflows/test-indicators-full.yml
index b802f433..e82f3622 100644
--- a/.github/workflows/test-indicators-full.yml
+++ b/.github/workflows/test-indicators-full.yml
@@ -11,6 +11,10 @@ on:
       - .github/workflows/test-indicators-full.yml
   workflow_dispatch:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
+
 permissions:
   contents: read
 
diff --git a/.github/workflows/test-indicators.yml b/.github/workflows/test-indicators.yml
index 06ead104..75a5b29a 100644
--- a/.github/workflows/test-indicators.yml
+++ b/.github/workflows/test-indicators.yml
@@ -8,6 +8,10 @@ on:
     branches: ["main"]
   workflow_dispatch:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
+
 permissions:
   contents: read
 
diff --git a/.github/workflows/test-localization.yml b/.github/workflows/test-localization.yml
index 29e2daa3..afe3c7fd 100644
--- a/.github/workflows/test-localization.yml
+++ b/.github/workflows/test-localization.yml
@@ -10,6 +10,10 @@ on:
     branches: ["*"]
   workflow_dispatch:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
+
 permissions:
   contents: read
 
diff --git a/.github/workflows/test-performance.yml b/.github/workflows/test-performance.yml
index 176bad1d..c8e3faac 100644
--- a/.github/workflows/test-performance.yml
+++ b/.github/workflows/test-performance.yml
@@ -11,6 +11,10 @@ on:
       - .github/workflows/test-performance.yml
   workflow_dispatch:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
+
 permissions:
   contents: read