diff --git a/.github/workflows/backport.yml b/.github/workflows/backport.yml
index 863ad2c..87d7df8 100644
--- a/.github/workflows/backport.yml
+++ b/.github/workflows/backport.yml
@@ -25,7 +25,7 @@ jobs:
           echo "matched=$matched" >> $GITHUB_OUTPUT
       - name: Backport Action
         if: fromJSON(steps.check_labels.outputs.matched) > 0
-        uses: sorenlouv/backport-github-action@v12.0.0
+        uses: sorenlouv/backport-github-action@v12.0.4
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           auto_backport_label_prefix: backport-to-
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c4dfa12..9ab4348 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,7 +31,7 @@ jobs:
     env:
       MACOSX_DEPLOYMENT_TARGET: 10.15
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - run: |
           sudo apt update
           sudo apt install autoconf-archive lcov texlive
@@ -40,7 +40,7 @@ jobs:
         if: matrix.os == 'macos-15'
       - run: brew install automake autoconf-archive lcov texinfo
         if: ${{ startsWith(matrix.os, 'macos') }}
-      - uses: msys2/setup-msys2@v2.31.1
+      - uses: msys2/setup-msys2@v2.32.0
         name: Setup msys2
         with:
           install: >-
@@ -59,7 +59,7 @@ jobs:
         if: ${{ startsWith(matrix.os, 'windows') }}
       - name: Cache GNU GMP builds
         id: cache-gmp
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           path: .local
           key: ${{ matrix.os }}-${{ hashFiles('scripts/*') }}
@@ -87,7 +87,7 @@ jobs:
     needs:
       - tests
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
       - run: sudo apt update
@@ -108,7 +108,7 @@ jobs:
           path: |
             coverage/
             coverage*.info
-      - uses: codecov/codecov-action@v6
+      - uses: codecov/codecov-action@v7
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           gcov_include: '*.c'
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 85f9d91..c1f9a36 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -9,7 +9,7 @@ jobs:
     if: startsWith(github.ref, 'refs/tags/')
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - run: sudo apt update
       - run: sudo apt install autoconf-archive texlive
       - run: mkdir m4 && autoreconf -if