diff --git a/.github/workflows/build_test_cmake.yml b/.github/workflows/build_test_cmake.yml
index 7dc5133e07..3730c3b527 100644
--- a/.github/workflows/build_test_cmake.yml
+++ b/.github/workflows/build_test_cmake.yml
@@ -43,7 +43,7 @@ jobs:
     container: ghcr.io/deepmodeling/abacus-${{ matrix.tag }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: recursive
 
diff --git a/.github/workflows/build_test_makefile.yml b/.github/workflows/build_test_makefile.yml
index 237d25ebf8..d9e4122e75 100644
--- a/.github/workflows/build_test_makefile.yml
+++ b/.github/workflows/build_test_makefile.yml
@@ -16,7 +16,7 @@ jobs:
     container: ghcr.io/deepmodeling/abacus-${{ matrix.tag }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Build
         run: |
           export I_MPI_CXX=icpx
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index cf1ee7f370..f5209b01ed 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -12,7 +12,7 @@ jobs:
     container: ghcr.io/deepmodeling/abacus-gnu
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: recursive
       
diff --git a/.github/workflows/cuda.yml b/.github/workflows/cuda.yml
index 14e829e546..ca1a9ee18c 100644
--- a/.github/workflows/cuda.yml
+++ b/.github/workflows/cuda.yml
@@ -21,7 +21,7 @@ jobs:
       
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: recursive
 
diff --git a/.github/workflows/devcontainer.yml b/.github/workflows/devcontainer.yml
index ef9bbbfc84..e70dc8f6c5 100644
--- a/.github/workflows/devcontainer.yml
+++ b/.github/workflows/devcontainer.yml
@@ -17,7 +17,7 @@ jobs:
         dockerfile: ["gnu","intel","cuda"]
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Docker meta
         id: meta
diff --git a/.github/workflows/doxygen.yml b/.github/workflows/doxygen.yml
index 1b9f5b266e..bbf6bdd8e7 100644
--- a/.github/workflows/doxygen.yml
+++ b/.github/workflows/doxygen.yml
@@ -30,7 +30,7 @@ jobs:
     if: github.repository_owner == 'deepmodeling'
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         
       - name: Install Doxygen
         run: sudo apt-get install doxygen graphviz -y
diff --git a/.github/workflows/dynamic.yml b/.github/workflows/dynamic.yml
index ec6c3addde..fe20f5b1aa 100644
--- a/.github/workflows/dynamic.yml
+++ b/.github/workflows/dynamic.yml
@@ -13,7 +13,7 @@ jobs:
     container: ghcr.io/deepmodeling/abacus-gnu
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Building
         run: |
           cmake -B build -DENABLE_ASAN=1 -DENABLE_MLALGO=1 -DENABLE_LIBXC=1
diff --git a/.github/workflows/performance.yml b/.github/workflows/performance.yml
index 2d886bb31b..9312caefe8 100644
--- a/.github/workflows/performance.yml
+++ b/.github/workflows/performance.yml
@@ -14,7 +14,7 @@ jobs:
     timeout-minutes: 2880
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Install Requirements
         run: |
           apt install -y time
diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index 1e78dfb0a1..23c1074b75 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -11,7 +11,7 @@ jobs:
       image: ghcr.io/deepmodeling/abacus-gnu
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index df1dfb29dc..2b2eb2eed1 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -18,7 +18,7 @@ jobs:
         - /tmp/ccache:/github/home/.ccache
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
           # We will handle submodules manually after fixing ownership
diff --git a/.github/workflows/version_check.yml b/.github/workflows/version_check.yml
index 4ad613ec17..8e4a8cd4bd 100644
--- a/.github/workflows/version_check.yml
+++ b/.github/workflows/version_check.yml
@@ -7,7 +7,7 @@ jobs:
   validate_version:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0  # Fetch complete git history for version comparison