diff --git a/samples/html/virtual/virtual.cpp b/samples/html/virtual/virtual.cpp
index 69ba3397fe..bd681ed8a5 100644
--- a/samples/html/virtual/virtual.cpp
+++ b/samples/html/virtual/virtual.cpp
@@ -55,7 +55,7 @@ wxFSFile* MyVFS::OpenFile(wxFileSystem& fs, const wxString& location)
wxFSFile *f;
wxInputStream *str;
static char buf[1024];
- wxCharBuffer loc = location.ToAscii();
+ const wxWX2MBbuf loc = location.ToAscii();
sprintf(buf, "You're in Node %s
"
"Where do you want to go?
"