diff --git a/build/.pa11yci.json b/build/.pa11yci.json
index ed1b512cc291..6c7d6bb139d3 100644
--- a/build/.pa11yci.json
+++ b/build/.pa11yci.json
@@ -2,10 +2,10 @@
   "standard": "WCAG2AA",
   "level": "error",
   "concurrency": 4,
-  "runners": [
-    "htmlcs"
-  ],
   "defaults": {
+    "runners": [
+      "htmlcs"
+    ],
     "hideElements": ".bd-search, [class*=-success], [class*=-info], [class*=-light]"
   }
 }