diff --git a/index.js b/index.js
index 3e9b888..9fe80cd 100644
--- a/index.js
+++ b/index.js
@@ -221,7 +221,8 @@ async function fastifyUnderPressure (fastify, opts) {
   }
 
   function onRequest (req, reply, next) {
-    const _pressureHandler = req.routeOptions.config.pressureHandler || pressureHandler
+    const config = req.routeOptions?.config ?? req.context.config
+    const _pressureHandler = config.pressureHandler || pressureHandler
     if (checkMaxEventLoopDelay && eventLoopDelay > maxEventLoopDelay) {
       handlePressure(_pressureHandler, req, reply, next, TYPE_EVENT_LOOP_DELAY, eventLoopDelay)
       return