diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b708909..9b5e834 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -70,14 +70,14 @@ jobs:
       version: ${{ steps.prep.outputs.version }}
     steps:
       - name: Check out repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           repository: ${{ inputs.openslide_bin_repo }}
           ref: ${{ inputs.openslide_bin_ref }}
 
       - name: Check out OpenSlide
         if: inputs.openslide_repo != ''
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           repository: ${{ inputs.openslide_repo }}
           ref: ${{ inputs.openslide_ref }}
@@ -189,7 +189,7 @@ jobs:
           python3 -m pip install --break-system-packages license-expression \
               packaging
       - name: Download source tarball
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: ${{ needs.sdist.outputs.archive }}
       - name: Unpack source tarball
@@ -200,7 +200,7 @@ jobs:
               "${{ needs.sdist.outputs.archive }}"
       - name: Download overrides
         if: inputs.openslide_repo != ''
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           name: build-overrides
       - name: Unpack overrides
@@ -237,11 +237,11 @@ jobs:
     runs-on: windows-latest
     steps:
       - name: Update Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.13'
       - name: Download archives
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           pattern: "openslide[-_]bin-${{ needs.sdist.outputs.version }}*"
           path: archives
diff --git a/.github/workflows/container-linux.yml b/.github/workflows/container-linux.yml
index 629a5f3..d24de56 100644
--- a/.github/workflows/container-linux.yml
+++ b/.github/workflows/container-linux.yml
@@ -33,7 +33,7 @@ jobs:
           sudo apt-get update
           sudo apt-get -y install qemu-user-static
       - name: Check out repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Build container
         # Cross-build the arm64 container from amd64 for simplicity
         run: |
diff --git a/.github/workflows/container-windows.yml b/.github/workflows/container-windows.yml
index 12d4dd3..f4ad8e1 100644
--- a/.github/workflows/container-windows.yml
+++ b/.github/workflows/container-windows.yml
@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Build container
         run: |
           podman build -t $CONTAINER_IMAGE builder/windows
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index c461582..23856ea 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -16,13 +16,20 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.13'
+      - name: Install dependencies
+        run: python -m pip install pre-commit
+      - name: Cache pre-commit environments
+        uses: actions/cache@v4
+        with:
+          path: ~/.cache/pre-commit
+          key: pre-commit|${{ env.pythonLocation }}|${{ hashFiles('.pre-commit-config.yaml') }}
       - name: Run pre-commit hooks
-        uses: pre-commit/action@v3.0.1
+        run: pre-commit run -a --show-diff-on-failure --color=always
   setup:
     name: Set up
     runs-on: ubuntu-latest
@@ -32,7 +39,7 @@ jobs:
       windows_builder_repo_and_digest: ${{ steps.find-windows.outputs.builder_repo_and_digest }}
     steps:
       - name: Check out repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Find Linux builder container digest
         id: find-linux
         uses: ./.github/find-container-digest
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index fba9202..1499888 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -15,13 +15,20 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.13'
+      - name: Install dependencies
+        run: python -m pip install pre-commit
+      - name: Cache pre-commit environments
+        uses: actions/cache@v4
+        with:
+          path: ~/.cache/pre-commit
+          key: pre-commit|${{ env.pythonLocation }}|${{ hashFiles('.pre-commit-config.yaml') }}
       - name: Run pre-commit hooks
-        uses: pre-commit/action@v3.0.1
+        run: pre-commit run -a --show-diff-on-failure --color=always
   setup:
     name: Set up
     runs-on: ubuntu-latest
@@ -31,7 +38,7 @@ jobs:
       windows_builder_repo_and_digest: ${{ steps.find-windows.outputs.builder_repo_and_digest }}
     steps:
       - name: Check out repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Find Linux builder container digest
         id: find-linux
         uses: ./.github/find-container-digest
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 90b91d0..6e60fbb 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -20,7 +20,7 @@ jobs:
       windows_builder_repo_and_digest: ${{ steps.find-windows.outputs.builder_repo_and_digest }}
     steps:
       - name: Check out repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Find Linux builder container digest
         id: find-linux
         uses: ./.github/find-container-digest
@@ -56,11 +56,11 @@ jobs:
       id-token: write
     steps:
       - name: Update Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.13'
       - name: Download artifacts
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v5
         with:
           pattern: "openslide[-_]bin-*"
           path: upload
diff --git a/.github/workflows/update-check.yml b/.github/workflows/update-check.yml
index 6a13803..c76aed9 100644
--- a/.github/workflows/update-check.yml
+++ b/.github/workflows/update-check.yml
@@ -27,13 +27,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Update Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.13'
       - name: Install dependencies
         run: pip install --user meson requests
       - name: Check out repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           token: ${{ secrets.OPENSLIDE_BOT_TOKEN }}
       - name: Get bot username