diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e79ee380..a9677162 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -8,7 +8,7 @@ jobs:
     name: GCC
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           submodules: true
       - run: source .github/ubuntu_deps.sh
@@ -25,7 +25,7 @@ jobs:
     name: Tarball
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           submodules: true
       - run: source .github/ubuntu_deps.sh
@@ -53,7 +53,7 @@ jobs:
       CXX: clang++
       CC: clang
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           submodules: true
       - run: source .github/ubuntu_deps.sh
@@ -76,7 +76,7 @@ jobs:
       #CXXFLAGS: "-fsanitize=address -O1 -fno-omit-frame-pointer -fno-optimize-sibling-calls -fPIE"
       #LDFLAGS: "-fsanitize=address -pie"
     #steps:
-      #- uses: actions/checkout@v4
+      #- uses: actions/checkout@v5
         #with:
           #submodules: true
       #- run: source .github/ubuntu_deps.sh
@@ -92,7 +92,7 @@ jobs:
       #CXXFLAGS: "-fsanitize=thread -O1 -fPIE"
       #LDFLAGS: "-fsanitize=thread"
     #steps:
-      #- uses: actions/checkout@v4
+      #- uses: actions/checkout@v5
         #with:
           #submodules: true
       #- run: source .github/ubuntu_deps.sh
@@ -114,7 +114,7 @@ jobs:
       CXX: clang++
       CC: clang
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           submodules: true
       - run: |
@@ -134,7 +134,7 @@ jobs:
       - tarball
       - clang
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           submodules: true
       - id: tagger
@@ -173,7 +173,7 @@ jobs:
     runs-on: ubuntu-latest
     if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/master' }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           submodules: true
       - run: sudo apt-get update
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 5b72f88b..1f5945fc 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -25,7 +25,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         submodules: true
     - run: |