diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 7413e0d..a143721 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -3,10 +3,10 @@ name: Test
 jobs:
   test:
     name: Test Go ${{ matrix.go }}
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     strategy:
       matrix:
-        go: ['1.17', '1.16']
+        go: ['1.18', '1.17', '1.16']
     steps:
       - uses: actions/checkout@v2
       - name: Setup Go