diff --git a/package.json b/package.json
index 0d10b86ddda..b2837b8a98a 100644
--- a/package.json
+++ b/package.json
@@ -205,8 +205,8 @@
     "test:init:eleventy-deps": "npm ci --prefix tests/integration/eleventy-site --no-audit",
     "test:init:hugo-deps": "npm ci --prefix tests/integration/hugo-site --no-audit",
     "test:dev:ava": "ava --verbose",
-    "test:ci:ava:unit": "c8 -r json ava --no-worker-threads tests/unit/**/*.test.js tools/**/*.test.js",
-    "test:ci:ava:integration": "c8 -r json ava --concurrency 1 --no-worker-threads tests/integration/**/*.test.js",
+    "test:ci:ava:unit": "c8 -r json ava --no-worker-threads tests/unit/ tools/",
+    "test:ci:ava:integration": "c8 -r json ava --concurrency 1 --no-worker-threads tests/integration/",
     "test:affected": "node ./tools/affected-test.mjs",
     "e2e": "node ./tools/e2e/run.mjs",
     "docs": "node ./site/scripts/docs.mjs",
diff --git a/tests/unit/utils/functions/registry.test.js b/tests/unit/utils/functions/registry.test.js
index 6a4f6144233..27c10249c09 100644
--- a/tests/unit/utils/functions/registry.test.js
+++ b/tests/unit/utils/functions/registry.test.js
@@ -25,5 +25,6 @@ test('should add included_files to watcher', async (t) => {
 
   await registry.buildFunctionAndWatchFiles(func)
 
-  t.deepEqual(watchDebouncedSpy.args.at(0)[0], ['myfile', 'include/*'])
+  t.is(watchDebouncedSpy.callCount, 1)
+  t.deepEqual(watchDebouncedSpy.args[0][0], ['myfile', 'include/*'])
 })