diff --git a/common/rfb/HextileEncoder.cxx b/common/rfb/HextileEncoder.cxx
index 19fb1a3..c31e608 100644
--- a/common/rfb/HextileEncoder.cxx
+++ b/common/rfb/HextileEncoder.cxx
@@ -45,7 +45,7 @@
 #include <rfb/hextileEncodeBetter.h>
 #undef BPP
 
-HextileEncoder::HextileEncoder(SMsgWriter* writer_) : writer(writer_)
+HextileEncoder::HextileEncoder(SMsgWriter* writer_) : Encoder(writer_)
 {
 }