diff --git a/.github/workflows/python-ci.yaml b/.github/workflows/python-ci.yaml
index 29053bc..e7f3e53 100644
--- a/.github/workflows/python-ci.yaml
+++ b/.github/workflows/python-ci.yaml
@@ -15,12 +15,12 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           persist-credentials: false
 
       - name: Install uv
-        uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b # v8.1.0
+        uses: astral-sh/setup-uv@fac544c07dec837d0ccb6301d7b5580bf5edae39 # v8.2.0
         with:
           enable-cache: true
 
diff --git a/.github/workflows/stdlib-introspect.yaml b/.github/workflows/stdlib-introspect.yaml
index 47b6381..e64c58f 100644
--- a/.github/workflows/stdlib-introspect.yaml
+++ b/.github/workflows/stdlib-introspect.yaml
@@ -40,7 +40,7 @@ jobs:
         # needs allow-prereleases below to resolve.
         python-version: ["3.10", "3.11", "3.12", "3.13", "3.14", "3.15"]
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           persist-credentials: false
 
@@ -82,7 +82,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 1
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           persist-credentials: false
 
@@ -116,7 +116,7 @@ jobs:
       # Latest stable minor (never the in-dev branch). Bump alongside the matrix above.
       TARGET_VERSION: ${{ github.event.inputs.target_version || '3.14' }}
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           persist-credentials: false