diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 79a221e0..0064723d 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -30,7 +30,7 @@ jobs:
       images-to-build: ${{ steps.filter.outputs.changes }}
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - uses: dorny/paths-filter@v3
         id: filter
@@ -65,7 +65,7 @@ jobs:
         image:  ${{ fromJSON(needs.changes.outputs.images-to-build) }}
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           submodules: "recursive"
 
diff --git a/.github/workflows/layers-quant.yml b/.github/workflows/layers-quant.yml
index b86f30b9..0bce03c8 100644
--- a/.github/workflows/layers-quant.yml
+++ b/.github/workflows/layers-quant.yml
@@ -16,7 +16,7 @@ jobs:
           echo RNG seed: "$seed"
           echo RNG_SEED="$seed" >> "$GITHUB_ENV"
       - name: Checkout base
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           ref: ${{ github.base_ref || 'master' }}
       - uses: actions-rust-lang/setup-rust-toolchain@v1
@@ -45,7 +45,7 @@ jobs:
             --skip layers::transformer::mha::test::test_mha_with_real_values
           mv layers-quant ~/layers-quant-base
       - name: Checkout HEAD
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           ref: ${{ github.event.pull_request.head.sha }}
       - name: Capture layers outputs on HEAD
diff --git a/.github/workflows/main-bench.yml b/.github/workflows/main-bench.yml
index b68c0212..521268ef 100644
--- a/.github/workflows/main-bench.yml
+++ b/.github/workflows/main-bench.yml
@@ -10,7 +10,7 @@ jobs:
     outputs:
       should_run: ${{ steps.filter.outputs.watches }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: dorny/paths-filter@v3
         id: filter
         with:
@@ -28,7 +28,7 @@ jobs:
       checks: write
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           submodules: "recursive"
       - name: Install protoc via apt
diff --git a/.github/workflows/mdbook.yml b/.github/workflows/mdbook.yml
index c14c3060..049bb111 100644
--- a/.github/workflows/mdbook.yml
+++ b/.github/workflows/mdbook.yml
@@ -19,7 +19,7 @@ jobs:
       discussions: write
       pull-requests: write
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           submodules: "recursive"
       - uses: jontze/action-mdbook@v4
diff --git a/.github/workflows/pr-bench.yml b/.github/workflows/pr-bench.yml
index 85e54d9b..3818fa06 100644
--- a/.github/workflows/pr-bench.yml
+++ b/.github/workflows/pr-bench.yml
@@ -37,7 +37,7 @@ jobs:
       pull-requests: write
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           submodules: "recursive"
       - uses: dorny/paths-filter@v3
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index ef958b6f..ef6221c5 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -21,7 +21,7 @@ jobs:
       zkml_src: ${{ steps.filter.outputs.zkml_src }}
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - uses: dorny/paths-filter@v3
         id: filter
@@ -39,7 +39,7 @@ jobs:
     if: ${{ needs.changes.outputs.zkml_src != '[]' }}
     runs-on: ['hostname:hetzner-dedicated-6']
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           submodules: "recursive"
 
@@ -113,7 +113,7 @@ jobs:
     runs-on: ubuntu-latest
     if: ${{ needs.changes.outputs.zkml_src != '[]' }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           submodules: "recursive"
 
diff --git a/.github/workflows/zkml-mdbook.yml b/.github/workflows/zkml-mdbook.yml
index 39ce734d..17bc22c4 100644
--- a/.github/workflows/zkml-mdbook.yml
+++ b/.github/workflows/zkml-mdbook.yml
@@ -19,7 +19,7 @@ jobs:
       discussions: write
       pull-requests: write
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           submodules: "recursive"
       - uses: jontze/action-mdbook@v4