diff --git a/source/UI/js/Image/ImageViewer.js b/source/UI/js/Image/ImageViewer.js
index 70fe79d2..d95db5cd 100644
--- a/source/UI/js/Image/ImageViewer.js
+++ b/source/UI/js/Image/ImageViewer.js
@@ -311,10 +311,10 @@ Ox.ImageViewer = function(options, self) {
                 : self.options.width / self.options.imageWidth;
         }
         return [
-            Math.max(center[0] - self.options.width / 2 * zoom, 0),
-            Math.max(center[1] - self.options.height / 2 * zoom, 0),
-            Math.min(center[0] + self.options.width / 2 * zoom, self.options.imageWidth),
-            Math.min(center[1] + self.options.height / 2 * zoom, self.options.imageHeight)
+            Math.max(center[0] - self.options.width / 2 / zoom, 0),
+            Math.max(center[1] - self.options.height / 2 / zoom, 0),
+            Math.min(center[0] + self.options.width / 2 / zoom, self.options.imageWidth),
+            Math.min(center[1] + self.options.height / 2 / zoom, self.options.imageHeight)
         ];
     }