diff --git a/lib/fastifySession.js b/lib/fastifySession.js
index 9ac70b8..fb45ab9 100644
--- a/lib/fastifySession.js
+++ b/lib/fastifySession.js
@@ -130,7 +130,7 @@ function fastifySession (fastify, options, next) {
     return function handleSession (request, reply, done) {
       request.session = {}
 
-      const url = request.raw.url.split('?')[0]
+      const url = request.raw.url.split('?', 1)[0]
       if (verifyPath(url, cookieOpts.path || '/') === false) {
         done()
         return