diff --git a/services/web/frontend/js/features/pdf-preview/util/pdf-js-wrapper.js b/services/web/frontend/js/features/pdf-preview/util/pdf-js-wrapper.js
index 6c91e38757..d373792aaa 100644
--- a/services/web/frontend/js/features/pdf-preview/util/pdf-js-wrapper.js
+++ b/services/web/frontend/js/features/pdf-preview/util/pdf-js-wrapper.js
@@ -44,6 +44,7 @@ export default class PDFJSWrapper {
       enableScripting: false, // default is false, but set explicitly to be sure
       enableXfa: false, // default is false (2021-10-12), but set explicitly to be sure
       renderInteractiveForms: false,
+      maxCanvasPixels: 8192 * 8192, // default is 4096 * 4096, increased for better resolution at high zoom levels
     })
 
     linkService.setViewer(viewer)