diff --git a/libs/vre/shared/app-resource-properties/src/lib/upload-file.service.ts b/libs/vre/shared/app-resource-properties/src/lib/upload-file.service.ts
index 0b75342f38..54f4bc2fae 100644
--- a/libs/vre/shared/app-resource-properties/src/lib/upload-file.service.ts
+++ b/libs/vre/shared/app-resource-properties/src/lib/upload-file.service.ts
@@ -51,10 +51,9 @@ export class UploadFileService {
                 let baseUrl = `${this._acs.dspIiifConfig.iiifUrl}/${shortcode}/${res.internalFilename}`;
                 return {
                     internalFilename: res.internalFilename,
-                    thumbnailUrl: `${baseUrl}/full/256,/0/default.jpg`,
+                    thumbnailUrl: `${baseUrl}/full/^256,/0/default.jpg`,
                     baseUrl: baseUrl,
                 };
             }),
         );
-    }
 }