diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index de316e4..d7ef681 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -18,9 +18,9 @@ jobs:
           ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "pypy3.8", "pypy3.9", "pypy3.10"]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
 
-      - uses: actions/setup-python@v4
+      - uses: actions/setup-python@39cd14951b08e74b54015e9e001cdefcf80e669f # v5.1.1
         name: Install Python ${{ matrix.python_version }}
         with:
           python-version: ${{ matrix.python_version }}