diff --unified --recursive --text a/src/rad/auitabart.h b/src/rad/auitabart.h
--- a/src/rad/auitabart.h	2021-10-22 18:19:37.000000000 +0200
+++ b/src/rad/auitabart.h	2022-08-13 11:32:26.550275012 +0200
@@ -3,14 +3,22 @@
 
 #include <wx/aui/auibook.h>
 
-class AuiTabArt : public wxAuiGenericTabArt {
+class AuiTabArt : public wxAuiGenericTabArt
+{
 public:
-	wxSize GetTabSize(wxDC& dc, wxWindow* wnd, const wxString& caption, const wxBitmap& bitmap,
-	                  bool active, int close_button_state, int* x_extent) override {
-		return wxAuiGenericTabArt::GetTabSize(dc, wnd, caption, bitmap, active, close_button_state,
-		                                      x_extent) +
-		       wxSize(0, 2);
-	}
-};
+#if wxCHECK_VERSION(3, 1, 6)
+    wxSize GetTabSize(
+      wxDC& dc, wxWindow* wnd, const wxString& caption, const wxBitmapBundle& bitmap, bool active,
+      int close_button_state, int* x_extent) override{
+#else
+    wxSize GetTabSize(
+      wxDC& dc, wxWindow* wnd, const wxString& caption, const wxBitmap& bitmap, bool active, int close_button_state,
+      int* x_extent) override
+    {
+#endif
+      return wxAuiGenericTabArt::GetTabSize(dc, wnd, caption, bitmap, active, close_button_state, x_extent) +
+             wxSize(0, 2);
+}
+};
 
 #endif // __AUITABART_H__