diff --git a/changelog.txt b/changelog.txt
index e2eceb7a..302b3702 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -19,7 +19,8 @@ OPENSEADRAGON CHANGELOG
 * You can now prevent canvas-drag events on the navigator (#1484)
 * You can now prevent canvas-click events on the navigator (#1416)
 * The navigator can now be restricted to just horizontal or just vertical panning (#1416)
-
+* Fixed DziTileSource so it doesn't load levels above maxLevel or below minLevel, if set (#1492)
+ 
 2.3.1:
 
 * Debug mode now uses different colors for different tiled images (customizable via debugGridColor) (#1271)
diff --git a/src/tiledimage.js b/src/tiledimage.js
index 563dfc89..52012071 100644
--- a/src/tiledimage.js
+++ b/src/tiledimage.js
@@ -972,7 +972,7 @@ $.extend($.TiledImage.prototype, $.EventSource.prototype, /** @lends OpenSeadrag
 
         // Calculations for the interval of levels to draw
         // can return invalid intervals; fix that here if necessary
-        highestLevel = Math.max(highestLevel, this.source.minLevel);
+        highestLevel = Math.max(highestLevel, this.source.minLevel || 0);
         lowestLevel = Math.min(lowestLevel, highestLevel);
         return {
             lowestLevel: lowestLevel,