diff --git a/common/rfb/ConnParams.h b/common/rfb/ConnParams.h
index bdd9cf2..7779640 100644
--- a/common/rfb/ConnParams.h
+++ b/common/rfb/ConnParams.h
@@ -24,6 +24,7 @@
 
 #include <rdr/types.h>
 #include <rfb/PixelFormat.h>
+#include <rfb/ScreenSet.h>
 
 namespace rdr { class InStream; }
 
@@ -57,6 +58,7 @@
 
     int width;
     int height;
+    ScreenSet screenLayout;
 
     const PixelFormat& pf() { return pf_; }
     void setPF(const PixelFormat& pf);
@@ -77,6 +79,8 @@
     bool supportsDesktopRename;
     bool supportsLastRect;
 
+    bool supportsSetDesktopSize;
+
     bool customCompressLevel;
     int compressLevel;
     bool noJpeg;