diff --git a/common/rfb/SecurityClient.h b/common/rfb/SecurityClient.h
index c30fdfc..b8ad831 100644
--- a/common/rfb/SecurityClient.h
+++ b/common/rfb/SecurityClient.h
@@ -35,6 +35,8 @@
     /* Create client side CSecurity class instance */
     CSecurity* GetCSecurity(rdr::U32 secType);
 
+    static void setDefaults(void);
+
     static StringParameter secTypes;
   };