diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index e978cd64..722b09b5 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -16,7 +16,7 @@ jobs:
       id: go
 
     - name: Check out code into the Go module directory
-      uses: actions/checkout@v1
+      uses: actions/checkout@v2.3.4
 
     - name: Cache modules
       uses: actions/cache@v1