diff --git a/viewer/MinedMap.js b/viewer/MinedMap.js
index 56011c9..dcd8556 100644
--- a/viewer/MinedMap.js
+++ b/viewer/MinedMap.js
@@ -9,7 +9,7 @@ var MinedMapLayer = L.GridLayer.extend({
 		this.options.attribution = 'Generated by <a href="https://github.com/NeoRaider/MinedMap">MinedMap</a>';
 
 		this.options.minZoom = -(mipmaps.length-1 + this.zoomOffset);
-		this.options.maxNativeZoom = 0;
+		this.options.maxNativeZoom = -this.zoomOffset;
 
 		// for https://github.com/Leaflet/Leaflet/issues/137
 		if (!L.Browser.android) {