diff --git a/tests/studyspaces_test.py b/tests/studyspaces_test.py
index 321f23b..96ac155 100644
--- a/tests/studyspaces_test.py
+++ b/tests/studyspaces_test.py
@@ -25,6 +25,7 @@ def test_rooms(self):
     def test_booking(self):
         buildings = self.studyspaces.get_buildings()
         rooms = self.studyspaces.get_rooms(buildings[0]["lid"])
+        room = None
         for item in rooms["categories"][0]["rooms"]:
             if item["availability"]:
                 room = item