diff --git a/unix/vncviewer/CConn.cxx b/unix/vncviewer/CConn.cxx
index 47489da..138acbe 100644
--- a/unix/vncviewer/CConn.cxx
+++ b/unix/vncviewer/CConn.cxx
@@ -625,7 +625,7 @@
   CharArray windowNameStr(windowName.getData());
   if (!windowNameStr.buf[0]) {
     windowNameStr.replaceBuf(new char[256]);
-    snprintf(windowNameStr.buf, 256, _("TightVNC: %.240s", cp.name()));
+    snprintf(windowNameStr.buf, 256, _("TightVNC: %.240s"), cp.name());
   }
   viewport->toplevel(windowNameStr.buf, this, argc, argv);
   viewport->setBumpScroll(fullScreen);