diff --git a/examples/mobile-viewer/viewer.js b/examples/mobile-viewer/viewer.js
index 4eb31e685..2cc44d311 100644
--- a/examples/mobile-viewer/viewer.js
+++ b/examples/mobile-viewer/viewer.js
@@ -161,9 +161,12 @@ const PDFViewerApplication = {
   },
 
   get loadingBar() {
-    const bar = new pdfjsViewer.ProgressBar("loadingBar");
-
-    return pdfjsLib.shadow(this, "loadingBar", bar);
+    const bar = document.getElementById("loadingBar");
+    return pdfjsLib.shadow(
+      this,
+      "loadingBar",
+      new pdfjsViewer.ProgressBar(bar)
+    );
   },
 
   setTitleUsingUrl: function pdfViewSetTitleUsingUrl(url) {
diff --git a/web/pdf_page_view.js b/web/pdf_page_view.js
index 0cff72159..92fff4651 100644
--- a/web/pdf_page_view.js
+++ b/web/pdf_page_view.js
@@ -47,7 +47,6 @@ import { AnnotationEditorLayerBuilder } from "./annotation_editor_layer_builder.
 import { AnnotationLayerBuilder } from "./annotation_layer_builder.js";
 import { compatibilityParams } from "./app_options.js";
 import { NullL10n } from "./l10n_utils.js";
-import { SimpleLinkService } from "./pdf_link_service.js";
 import { StructTreeLayerBuilder } from "./struct_tree_layer_builder.js";
 import { TextAccessibilityManager } from "./text_accessibility.js";
 import { TextHighlighter } from "./text_highlighter.js";
@@ -104,7 +103,10 @@ const DEFAULT_LAYER_PROPERTIES = () => {
     fieldObjectsPromise: null,
     findController: null,
     hasJSActionsPromise: null,
-    linkService: new SimpleLinkService(),
+    get linkService() {
+      const { SimpleLinkService } = require("./pdf_link_service.js");
+      return new SimpleLinkService();
+    },
   };
 };