diff --git a/Required-Browser-Features.md b/Required-Browser-Features.md
index ccd2d87..6d949dd 100644
--- a/Required-Browser-Features.md
+++ b/Required-Browser-Features.md
@@ -163,7 +163,7 @@ if the browser does not support web workers.
 The PDF.js will execute all code on the main thread,
 if the browser cannot send (large) typed arrays to web workers. 
 
-## <a id="Worker-xhr-response"</a>XMLHttpRequest supports the response property in web workers
+## <a id="Worker-xhr-response"></a>XMLHttpRequest supports the response property in web workers
 
 The PDF.js will execute all code on the main thread,
 if the browser cannot request network binary data from web workers.