diff --git a/utils/constants.py b/utils/constants.py
index 91555fa..0c0b75b 100644
--- a/utils/constants.py
+++ b/utils/constants.py
@@ -1,2 +1,2 @@
-MAX_TILE_ZOOM = 15  # 15 tilezen's max supported zoom
+MAX_TILE_ZOOM = 16  # tilezen's default max supported zoom
 MIN_TILE_ZOOM = 0