diff --git a/examples/learning/helloworld.html b/examples/learning/helloworld.html
index c7e76766e..4142ef6f5 100644
--- a/examples/learning/helloworld.html
+++ b/examples/learning/helloworld.html
@@ -10,9 +10,6 @@
 
 <canvas id="the-canvas" style="border:1px  solid black"></canvas>
 
-<!-- for legacy browsers add compatibility.js -->
-<!--<script src="../../node_modules/pdfjs-dist/web/compatibility.js"></script>-->
-
 <script src="../../node_modules/pdfjs-dist/build/pdf.js"></script>
 
 <script id="script">
diff --git a/examples/learning/prevnext.html b/examples/learning/prevnext.html
index 244ca5f50..af55bd030 100644
--- a/examples/learning/prevnext.html
+++ b/examples/learning/prevnext.html
@@ -19,9 +19,6 @@
   <canvas id="the-canvas" style="border:1px solid black"></canvas>
 </div>
 
-<!-- for legacy browsers add compatibility.js -->
-<!--<script src="../compatibility.js"></script>-->
-
 <script src="../../node_modules/pdfjs-dist/build/pdf.js"></script>
 
 <script id="script">