--- a/src/java.base/unix/classes/sun/net/www/protocol/http/ntlm/NTLMAuthentication.java	Fri Aug 30 13:11:16 2019 +0100
+++ b/src/java.base/unix/classes/sun/net/www/protocol/http/ntlm/NTLMAuthentication.java	Fri Aug 30 15:42:27 2019 +0100
@@ -225,7 +225,7 @@
      * @return true if all goes well, false if no headers were set.
      */
     @Override
-    public synchronized boolean setHeaders(HttpURLConnection conn, HeaderParser p, String raw) {
+    public boolean setHeaders(HttpURLConnection conn, HeaderParser p, String raw) {
 
         try {
             String response;