diff --git a/vncviewer/CConn.h b/vncviewer/CConn.h
index 9a15762..3cde6d5 100644
--- a/vncviewer/CConn.h
+++ b/vncviewer/CConn.h
@@ -78,6 +78,8 @@
   void checkEncodings();
   void requestNewUpdate();
 
+  static void handleOptions(void *data);
+
 private:
   char* serverHost;
   int serverPort;