diff --git a/xvaga/xvapp.cpp b/xvaga/xvapp.cpp
index d4cb63386..d17ad4ee6 100755
--- a/xvaga/xvapp.cpp
+++ b/xvaga/xvapp.cpp
@@ -38,8 +38,11 @@ void TMainApp::OnTimer(wxTimerEvent& evt)
 
 bool TMainApp::OnInit()
 {
-  const wxFileName strWrk = argv[0];
-  const wxString strApp = strWrk.GetName().Lower();
+  wxFileName strWrk = argv[0];
+  //const wxString strApp = strWrk.GetName().Lower();
+  strWrk.MakeAbsolute();
+  wxString strApp = strWrk.GetFullPath().Lower();
+  strApp.Replace("\\", "_"); strApp.Replace("/", "_"); strApp.Replace(":", "_");
   m_sic = new wxSingleInstanceChecker(strApp);
   xvt_vobj_set_attr(NULL_WIN, ATTR_APPL_ALREADY_RUNNING, m_sic->IsAnotherRunning());