diff --git a/common/rfb/ZRLEEncoder.h b/common/rfb/ZRLEEncoder.h
index 9679887..d285967 100644
--- a/common/rfb/ZRLEEncoder.h
+++ b/common/rfb/ZRLEEncoder.h
@@ -26,7 +26,7 @@
 
   class ZRLEEncoder : public Encoder {
   public:
-    ZRLEEncoder(SMsgWriter* writer);
+    ZRLEEncoder(SConnection* conn);
     virtual ~ZRLEEncoder();
     virtual void writeRect(const Rect& r, TransImageGetter* ig);
   private: