diff --git a/.github/workflows/linux-ci.yml b/.github/workflows/linux-ci.yml
index 135e729..ca3fa0b 100644
--- a/.github/workflows/linux-ci.yml
+++ b/.github/workflows/linux-ci.yml
@@ -15,4 +15,6 @@ jobs:
         # commandline below:
         # https://github.com/golangci/golangci-lint/releases/latest
         run: curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b "$(go env GOPATH)"/bin v1.50.1
+      - name: Check out repository code
+        uses: actions/checkout@v2
       - run: ./test.sh
diff --git a/.github/workflows/windows-ci.yml b/.github/workflows/windows-ci.yml
index 811c74d..62a68cd 100644
--- a/.github/workflows/windows-ci.yml
+++ b/.github/workflows/windows-ci.yml
@@ -9,5 +9,7 @@ jobs:
   validate:
     runs-on: windows-2022
     steps:
+      - name: Check out repository code
+        uses: actions/checkout@v2
       - run: go build
       - run: go test -timeout 30s ./...