diff --git a/maps/python/map_modules.py b/maps/python/map_modules.py
index 19b6aeba..1ab53566 100644
--- a/maps/python/map_modules.py
+++ b/maps/python/map_modules.py
@@ -555,7 +555,7 @@ def __init__(
         if isinstance(map_ids, str):
             map_ids = [map_ids]
         self.map_ids = map_ids
-        if map_ids or len(map_ids) == 1:
+        if map_ids and len(map_ids) == 1:
             collate = False
         self.collate = collate
         if self.collate: