diff --git a/.github/workflows/update_timezones.yml b/.github/workflows/update_timezones.yml
index 5b2c92d..c65bf16 100644
--- a/.github/workflows/update_timezones.yml
+++ b/.github/workflows/update_timezones.yml
@@ -14,7 +14,7 @@ jobs:
     name: update-timezones
 
     steps:
-      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
 
       - name: Download vzic
         run: git clone https://github.com/libical/vzic.git