diff --git a/app/controllers/resources/room_request.php b/app/controllers/resources/room_request.php
index dd1b8b1182762e716a8bffee834e13788be84d85..92b6688fb3bfa38a22aa3b780a55475b93971b60 100644
--- a/app/controllers/resources/room_request.php
+++ b/app/controllers/resources/room_request.php
@@ -1556,7 +1556,7 @@ class Resources_RoomRequestController extends AuthenticatedController
                         return;
                     }
 
-                    if ($course_date->room_booking && $course_date->room_booking->resource_id !== $room_id) {
+                    if (!$course_date->room_booking || $course_date->room_booking->resource_id !== $room_id) {
                         try {
                             $booking = $room->createBooking(
                                 $this->current_user,