diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index b61e411..d5e583f 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -11,7 +11,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
 
     - name: Set up Go
       uses: actions/setup-go@v3