diff --git a/common/rfb/Security.h b/common/rfb/Security.h
index 85bc325..c1bc922 100644
--- a/common/rfb/Security.h
+++ b/common/rfb/Security.h
@@ -93,6 +93,10 @@
     /* Output char* is stored in static array */
     char *ToString(void);
 
+#ifdef HAVE_GNUTLS
+    static StringParameter GnuTLSPriority;
+#endif
+
   private:
     std::list<rdr::U32> enabledSecTypes;
   };