diff --git a/src/httpd_daap.c b/src/httpd_daap.c
index 064f2531..72a780fe 100644
--- a/src/httpd_daap.c
+++ b/src/httpd_daap.c
@@ -1025,12 +1025,17 @@ daap_reply_logout(struct evhttp_request *req, struct evbuffer *evbuf, char **uri
 static void
 daap_reply_update(struct evhttp_request *req, struct evbuffer *evbuf, char **uri, struct evkeyvalq *query)
 {
+  struct daap_session *s;
   struct daap_update_request *ur;
   const char *param;
   int current_rev = 2;
   int reqd_rev;
   int ret;
 
+  s = daap_session_find(req, query, evbuf);
+  if (!s)
+    return;
+
   param = evhttp_find_header(query, "revision-number");
   if (!param)
     {