diff --git a/.github/workflows/ci-citation.yml b/.github/workflows/ci-citation.yml
index 2b03999..0837e63 100644
--- a/.github/workflows/ci-citation.yml
+++ b/.github/workflows/ci-citation.yml
@@ -20,7 +20,7 @@ jobs:
     name: "validate"
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/ci-docs.yml b/.github/workflows/ci-docs.yml
index 4de5b77..29b586e 100644
--- a/.github/workflows/ci-docs.yml
+++ b/.github/workflows/ci-docs.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - uses: actions/cache@v4
       with:
diff --git a/.github/workflows/ci-manifest.yml b/.github/workflows/ci-manifest.yml
index f72a811..091f68c 100644
--- a/.github/workflows/ci-manifest.yml
+++ b/.github/workflows/ci-manifest.yml
@@ -23,4 +23,4 @@ concurrency:
 jobs:
   manifest:
     name: "check-manifest"
-    uses: scitools/workflows/.github/workflows/ci-manifest.yml@2025.07.3
+    uses: scitools/workflows/.github/workflows/ci-manifest.yml@2025.09.3
diff --git a/.github/workflows/ci-template-check.yml b/.github/workflows/ci-template-check.yml
index d2d2525..807a23a 100644
--- a/.github/workflows/ci-template-check.yml
+++ b/.github/workflows/ci-template-check.yml
@@ -10,7 +10,7 @@ on:
 
 jobs:
   prompt-share:
-    uses: scitools/workflows/.github/workflows/ci-template-check.yml@2025.07.3
+    uses: scitools/workflows/.github/workflows/ci-template-check.yml@2025.09.3
     secrets: inherit
     with:
       pr_number: ${{ github.event.pull_request.number }}
diff --git a/.github/workflows/ci-tests.yml b/.github/workflows/ci-tests.yml
index c75a0a6..6f30ac3 100644
--- a/.github/workflows/ci-tests.yml
+++ b/.github/workflows/ci-tests.yml
@@ -29,7 +29,7 @@ jobs:
             coverage: "--cov-report= --cov=tephi"
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - uses: actions/cache@v4
       with:
diff --git a/.github/workflows/stale.yml b/.github/workflows/stale.yml
index d266bee..ee4fc4f 100644
--- a/.github/workflows/stale.yml
+++ b/.github/workflows/stale.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/stale@v9
+      - uses: actions/stale@v10
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}