diff --git a/src/ol/source/Zoomify.js b/src/ol/source/Zoomify.js
index dbe476a64a..1b7a192e67 100644
--- a/src/ol/source/Zoomify.js
+++ b/src/ol/source/Zoomify.js
@@ -244,6 +244,7 @@ class Zoomify extends TileImage {
       cacheSize: options.cacheSize,
       crossOrigin: options.crossOrigin,
       projection: options.projection,
+      tilePixelRatio: options.tilePixelRatio,
       reprojectionErrorThreshold: options.reprojectionErrorThreshold,
       tileClass: ZoomifyTileClass,
       tileGrid: tileGrid,