diff --git a/gpPanel/gpPanel.cpp b/gpPanel/gpPanel.cpp
index 7af20b5..908523c 100644
--- a/gpPanel/gpPanel.cpp
+++ b/gpPanel/gpPanel.cpp
@@ -720,8 +720,8 @@ void gpPanel::OnMenuItemPrintPreview(wxCommandEvent& event)
     gpLayer_s *gp = GetLayerByMenuId(event.GetId() );
     if(gp==NULL)return;
 
-    mpPrintout *plotPrint = new mpPrintout(gp->m_plot, gp->layer->GetName());
-    mpPrintout *plotPrintPreview = new mpPrintout(gp->m_plot, gp->layer->GetName());
+    mpPrintout *plotPrint = new mpPrintout(gp->m_plot, gp->layer->GetName().c_str());
+    mpPrintout *plotPrintPreview = new mpPrintout(gp->m_plot, gp->layer->GetName().c_str());
 
     wxPrintPreview *preview = new wxPrintPreview(plotPrintPreview, plotPrint);
 
@@ -765,7 +765,7 @@ void gpPanel::OnMenuItemSaveScreenshot(wxCommandEvent& event)
         if(index!=-1)
         {
             wxString reso = aChoices.Item(index);
-            if( reso.CompareTo(_("custom")) == 0 ){
+            if( reso.CompareTo(_("custom").c_str()) == 0 ){
                 reso = wxGetTextFromUser(_("Write image resolution (format: [width]x[height]"), _("Custom resolution for image"), _("640x480"), this);
             }
             if(reso.Find('x') != -1)