diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 6cf8744..19f499b 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -5,6 +5,12 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
+    - uses: actions/cache@v2
+      with:
+        path: ~/go/pkg/mod
+        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+        restore-keys: |
+          ${{ runner.os }}-go-
     - uses: actions/setup-go@v2
       with:
         go-version: '1.15.6'