diff --git a/rfb/TightEncoder.h b/rfb/TightEncoder.h
index 181db72..b6e71a1 100644
--- a/rfb/TightEncoder.h
+++ b/rfb/TightEncoder.h
@@ -55,7 +55,7 @@
     static Encoder* create(SMsgWriter* writer);
     virtual void setCompressLevel(int level);
     virtual void setQualityLevel(int level);
-      //    virtual int getNumRects(const Rect &r);
+    virtual int getNumRects(const Rect &r);
     virtual bool writeRect(const Rect& r, ImageGetter* ig, Rect* actual);
     virtual ~TightEncoder();