diff --git a/tests/encperf.cxx b/tests/encperf.cxx
index 4e7038f..a232fb9 100644
--- a/tests/encperf.cxx
+++ b/tests/encperf.cxx
@@ -203,7 +203,7 @@
   CConnection::setDesktopSize(w, h);
 
   pb = new rfb::ManagedPixelBuffer((bool)translate ? fbPF : cp.pf(),
-                                   cp.width, cp.height);
+                                   cp.width(), cp.height());
   setFramebuffer(pb);
 }