diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 7125820..e4006e1 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -5,7 +5,7 @@ on: [push, pull_request]
 jobs:
   test:
     # virtual environments: https://github.com/actions/virtual-environments
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
 
     steps:
       # Caches and restores the bazelisk download directory.
diff --git a/README.md b/README.md
index dba30c2..ff909c3 100644
--- a/README.md
+++ b/README.md
@@ -37,3 +37,5 @@ openapi_generator(
     spec = "petstore.yaml",
 )
 ```
+
+