diff --git a/.github/workflows/clang-addresssanitizer.yml b/.github/workflows/clang-addresssanitizer.yml
index aa2572ad..572db5cb 100644
--- a/.github/workflows/clang-addresssanitizer.yml
+++ b/.github/workflows/clang-addresssanitizer.yml
@@ -17,7 +17,7 @@ jobs:
       CXXFLAGS: -fsanitize=address
       LDFLAGS: -fsanitize=address
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: true
           persist-credentials: false
diff --git a/.github/workflows/clang-analyzer.yml b/.github/workflows/clang-analyzer.yml
index 604f45e8..ae5a65fe 100644
--- a/.github/workflows/clang-analyzer.yml
+++ b/.github/workflows/clang-analyzer.yml
@@ -10,7 +10,7 @@ jobs:
     name: Clang static analysis
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           persist-credentials: false
       - run: sudo apt install clang-tools libipc-run3-perl
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index d58c100e..c3985711 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -18,7 +18,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         # We must fetch at least the immediate parents so that if this is
         # a pull request then we can checkout the head.
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index e3064925..f3c10ce7 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -18,7 +18,7 @@ jobs:
       CC: ${{ matrix.cc }}
       VERBOSE: 1
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: true
           persist-credentials: false
@@ -40,7 +40,7 @@ jobs:
     name: CMake build on ${{matrix.os}}
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           submodules: true
           persist-credentials: false
diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
index c2c394f6..0dd8c830 100644
--- a/.github/workflows/zizmor.yml
+++ b/.github/workflows/zizmor.yml
@@ -15,7 +15,7 @@ jobs:
       security-events: write
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           persist-credentials: false