diff --git a/.github/workflows/embedding-backend.yml b/.github/workflows/embedding-backend.yml
index 02e5aaa..2e22d57 100644
--- a/.github/workflows/embedding-backend.yml
+++ b/.github/workflows/embedding-backend.yml
@@ -39,7 +39,7 @@ jobs:
           ]
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
 
       - uses: oven-sh/setup-bun@v2
 
@@ -89,7 +89,7 @@ jobs:
     name: macos-15-intel / nested OpenCode fixture
     runs-on: macos-15-intel
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
 
       - uses: oven-sh/setup-bun@v2
         with:
diff --git a/.github/workflows/platform-smoke.yml b/.github/workflows/platform-smoke.yml
index 3b13fd2..7ba977b 100644
--- a/.github/workflows/platform-smoke.yml
+++ b/.github/workflows/platform-smoke.yml
@@ -33,7 +33,7 @@ jobs:
           - macos-26
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
 
       - uses: oven-sh/setup-bun@v2
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index b603364..b030a21 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -11,7 +11,7 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0