diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index c66c68c..7b9e295 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -14,7 +14,7 @@ jobs:
       name: deploy
 
     steps:
-      - uses: "actions/checkout@v3"
+      - uses: "actions/checkout@v4"
       - uses: "actions/setup-python@v4"
         with:
           python-version: 3.8
diff --git a/.github/workflows/test-suite.yml b/.github/workflows/test-suite.yml
index 7eba0f3..6f2a3c5 100644
--- a/.github/workflows/test-suite.yml
+++ b/.github/workflows/test-suite.yml
@@ -19,7 +19,7 @@ jobs:
       matrix:
         python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
     steps:
-      - uses: "actions/checkout@v3"
+      - uses: "actions/checkout@v4"
       - uses: "actions/setup-python@v4"
         with:
           python-version: "${{ matrix.python-version }}"