diff --git a/win/vncconfig/Authentication.h b/win/vncconfig/Authentication.h
index 534646c..c2aba91 100644
--- a/win/vncconfig/Authentication.h
+++ b/win/vncconfig/Authentication.h
@@ -92,7 +92,8 @@
 
 
       static bool haveVncPassword() {
-        PlainPasswd password(SSecurityVncAuth::vncAuthPasswd.getVncAuthPasswd());
+        PlainPasswd password, passwordReadOnly;
+        SSecurityVncAuth::vncAuthPasswd.getVncAuthPasswd(&password, &passwordReadOnly);
         return password.buf && strlen(password.buf) != 0;
       }