diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 29bb751..2578814 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,7 +26,7 @@ jobs:
             racket-variant: 'CS'
 
     steps:
-      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
 
       - uses: Bogdanp/setup-racket@fda0f4d167468421766cea8a36140bd2c3c3450d
         with: