diff --git a/map.html b/map.html
index b47a315..b9d6de5 100644
--- a/map.html
+++ b/map.html
@@ -78,6 +78,7 @@
             L.tileLayer('./satellite/{z}/{x}/{y}.jpg', {
                 minNativeZoom: 12,
                 maxNativeZoom: 20,
+                maxZoom: 21,
                 bounds: [
                     [47.517085, -93.427584],
                     [47.457925, -93.340026],