diff --git a/web/pdf_page_view.js b/web/pdf_page_view.js
index aac1ab729..cac0ae619 100644
--- a/web/pdf_page_view.js
+++ b/web/pdf_page_view.js
@@ -871,7 +871,7 @@ class PDFPageView {
     });
     const promise = pdfPage
       .getOperatorList({
-        annotationMode: this._annotatationMode,
+        annotationMode: this._annotationMode,
       })
       .then(opList => {
         ensureNotCancelled();