diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4b0c403..1252a53 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,6 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Build the Docker image
       run: docker build . --tag uselatex:$(date +%s)
-