diff --git a/src/lib/annotations/Annotator.js b/src/lib/annotations/Annotator.js
index 817363235..60e3edf8f 100644
--- a/src/lib/annotations/Annotator.js
+++ b/src/lib/annotations/Annotator.js
@@ -180,7 +180,7 @@ class Annotator extends EventEmitter {
      * @return {void}
      */
     renderAnnotationsOnPage(pageNum) {
-        if (this.threads[pageNum]) {
+        if (this.threads && this.threads[pageNum]) {
             this.threads[pageNum].forEach((thread) => {
                 thread.show();
             });
diff --git a/src/lib/viewers/BaseViewer.js b/src/lib/viewers/BaseViewer.js
index 292403bdb..d304266f3 100644
--- a/src/lib/viewers/BaseViewer.js
+++ b/src/lib/viewers/BaseViewer.js
@@ -617,11 +617,6 @@ class BaseViewer extends EventEmitter {
      * @return {void}
      */
     scaleAnnotations(data) {
-        // Don't try to render annotations if none have been fetched yet
-        if (Object.keys(this.annotator.threads).length === 0) {
-            return;
-        }
-
         this.annotator.setScale(data.scale);
         this.annotator.rotateAnnotations(data.rotationAngle, data.pageNum);
     }