diff --git a/.circleci/config.yml b/.circleci/config.yml
index a37b61a524..c7b1f920a4 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -114,6 +114,8 @@ jobs:
     steps:
       - checkout
       - <<: *restore_dependency_cache_unix
+      # Always run on the latest master branch, regardless of cache
+      - run: npm install act-rules/act-rules.github.io#master
       - run: npm run build
       - run: npm run test:act
 
diff --git a/test/act-mapping/autocomplete-valid.json b/test/act-mapping/autocomplete-valid.json
new file mode 100644
index 0000000000..1d2f796d4b
--- /dev/null
+++ b/test/act-mapping/autocomplete-valid.json
@@ -0,0 +1,5 @@
+{
+  "id": "73f2c2",
+  "title": "autocomplete attribute has valid value",
+  "axeRules": ["autocomplete-valid"]
+}