diff --git a/.github/workflows/fly-deploy.yaml b/.github/workflows/fly-deploy.yaml
index 8c324eb..0ece916 100644
--- a/.github/workflows/fly-deploy.yaml
+++ b/.github/workflows/fly-deploy.yaml
@@ -17,7 +17,7 @@ jobs:
     name: Deploy app
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9 # v3
       - uses: superfly/flyctl-actions/setup-flyctl@master
         with:
           version: 0.1.54