diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 11e73fa..9639d46 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,7 +7,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3
       - uses: the-guild-org/shared-config/setup@main
         with:
           nodeVersion: 16
@@ -16,7 +16,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3
       - uses: the-guild-org/shared-config/setup@main
         with:
           nodeVersion: 16