diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index d47044d0..6433621c 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -10,10 +10,10 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/setup-go@v2
+    - uses: actions/setup-go@bfdd3570ce990073878bf10f6b2d79082de49492 # v2.2.0
       with:
         go-version: 1.14.x
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@ee0669bd1cc54295c223e0bb666b733df41de1c5 # v2.7.0
     - run: make
       env:
         GO111MODULE: "on"