diff --git a/.github/workflows/clean.yml b/.github/workflows/clean.yml
index f16e9a0..e9e8b55 100644
--- a/.github/workflows/clean.yml
+++ b/.github/workflows/clean.yml
@@ -40,7 +40,7 @@ jobs:
         run: conda install anaconda-client
 
       - name: Checkout repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index fc6ce7c..d30c2b0 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -15,6 +15,6 @@ jobs:
   pre-commit:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@ee0669bd1cc54295c223e0bb666b733df41de1c5 # v2.7.0
+    - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
     - uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6.0.0
     - uses: pre-commit/action@2c7b3805fd2a0fd8c1884dcaebf91fc102a13ecd # v3.0.1
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index 870b6d2..5ec701b 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -36,7 +36,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@ee0669bd1cc54295c223e0bb666b733df41de1c5 # v2.7.0
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           persist-credentials: false