diff --git a/.github/workflows/build-and-publish-to-pypi.yml b/.github/workflows/build-and-publish-to-pypi.yml
index df28e97..118b70a 100644
--- a/.github/workflows/build-and-publish-to-pypi.yml
+++ b/.github/workflows/build-and-publish-to-pypi.yml
@@ -19,7 +19,7 @@ jobs:
         os: [ubuntu-20.04, macos-11]  #windows-2019
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
@@ -62,7 +62,7 @@ jobs:
     name: Build 🐍 source distribution 📦
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0