diff --git a/web/pdf_page_view.js b/web/pdf_page_view.js
index 3fc480917..d40779f5a 100644
--- a/web/pdf_page_view.js
+++ b/web/pdf_page_view.js
@@ -837,6 +837,7 @@ class PDFPageView {
 
     const viewport = this.viewport;
     const canvas = document.createElement("canvas");
+    canvas.setAttribute("role", "presentation");
 
     // Keep the canvas hidden until the first draw callback, or until drawing
     // is complete when `!this.renderingQueue`, to prevent black flickering.