diff --git a/src/common/ftp.cpp b/src/common/ftp.cpp
index 474a98a6dc..dbc0669ab5 100644
--- a/src/common/ftp.cpp
+++ b/src/common/ftp.cpp
@@ -832,7 +832,7 @@ bool wxFTP::GetList(wxArrayString& files,
     if ( !CheckCommand(line, '1') )
     {
         m_lastError = wxPROTO_PROTERR;
-        wxLogDebug("FTP 'LIST' command returned unexpected result from server");
+        wxLogDebug(_T("FTP 'LIST' command returned unexpected result from server"));
         delete sock;
         return false;
     }