diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0e78228..d3cf4c3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -209,7 +209,7 @@ jobs:
           coverage: none
 
       - name: Setup Node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6
         with:
           node-version: '24'