diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index cb60d33..2a10a03 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -32,7 +32,7 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - uses: actions/cache@v4
       id: cache
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index fe847e0..072a922 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -56,7 +56,7 @@ jobs:
         # your codebase is analyzed, see https://docs.github.com/en/code-security/code-scanning/creating-an-advanced-setup-for-code-scanning/codeql-code-scanning-for-compiled-languages
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/doxygen.yml b/.github/workflows/doxygen.yml
index ee8436a..60c43cf 100644
--- a/.github/workflows/doxygen.yml
+++ b/.github/workflows/doxygen.yml
@@ -22,7 +22,7 @@ jobs:
       url: ${{ steps.deployment.outputs.page_url }}
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/configure-pages@v5
       - name: get doxygen-awesome-css
         run: git clone https://github.com/jothepro/doxygen-awesome-css.git docs/doxygen-awesome-css