diff --git a/.github/workflows/changesets.yml b/.github/workflows/changesets.yml
index 1c43567..de48749 100644
--- a/.github/workflows/changesets.yml
+++ b/.github/workflows/changesets.yml
@@ -61,7 +61,7 @@ jobs:
         if: github.repository == 'SmooAI/smooblue'
         steps:
             - name: Checkout
-              uses: actions/checkout@v4
+              uses: actions/checkout@v6
               with:
                   # Need full history so changesets/action can compute
                   # the right diff for the Release PR.
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 48cbfa0..b9c1a07 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,7 +28,7 @@ jobs:
             matrix:
                 os: [ubuntu-latest, macos-latest]
         steps:
-            - uses: actions/checkout@v4
+            - uses: actions/checkout@v6
 
             - name: Install Rust toolchain
               uses: dtolnay/rust-toolchain@stable
@@ -75,7 +75,7 @@ jobs:
         name: Smoke — bundle + launch .app
         runs-on: macos-latest
         steps:
-            - uses: actions/checkout@v4
+            - uses: actions/checkout@v6
 
             - name: Install Rust toolchain
               uses: dtolnay/rust-toolchain@stable
@@ -144,7 +144,7 @@ jobs:
         name: Smoke — build + launch Linux binary
         runs-on: ubuntu-latest
         steps:
-            - uses: actions/checkout@v4
+            - uses: actions/checkout@v6
 
             - name: Install Rust toolchain
               uses: dtolnay/rust-toolchain@stable
@@ -224,7 +224,7 @@ jobs:
         if: github.event_name == 'schedule' || github.event_name == 'workflow_dispatch'
         runs-on: ubuntu-latest
         steps:
-            - uses: actions/checkout@v4
+            - uses: actions/checkout@v6
             - uses: dtolnay/rust-toolchain@stable
             - uses: Swatinem/rust-cache@v2
             - name: Install Linux deps
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 9989bf9..46cf17d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -26,7 +26,7 @@ jobs:
         if: github.repository == 'SmooAI/smooblue'
         steps:
             - name: Checkout
-              uses: actions/checkout@v4
+              uses: actions/checkout@v6
               with:
                   fetch-depth: 0
 
@@ -85,7 +85,7 @@ jobs:
         needs: [bundle-macos]
         steps:
             - name: Checkout
-              uses: actions/checkout@v4
+              uses: actions/checkout@v6
               with:
                   fetch-depth: 0