diff --git a/include/wx/generic/grid.h b/include/wx/generic/grid.h
index 7441ef7a73..a936ce25a2 100644
--- a/include/wx/generic/grid.h
+++ b/include/wx/generic/grid.h
@@ -3513,21 +3513,17 @@ typedef void (wxEvtHandler::*wxGridEditorCreatedEventFunction)(wxGridEditorCreat
 // wxEVT_GRID_CELL_CHANGING and CHANGED ones in wx 2.9.0, however the CHANGED
 // is basically the same as the old CHANGE event so we keep the name for
 // compatibility
-#if WXWIN_COMPATIBILITY_2_8
-    #define wxEVT_GRID_CELL_CHANGE wxEVT_GRID_CELL_CHANGED
+#define wxEVT_GRID_CELL_CHANGE wxEVT_GRID_CELL_CHANGED
 
-    #define EVT_GRID_CMD_CELL_CHANGE EVT_GRID_CMD_CELL_CHANGED
-    #define EVT_GRID_CELL_CHANGE EVT_GRID_CELL_CHANGED
-#endif // WXWIN_COMPATIBILITY_2_8
+#define EVT_GRID_CMD_CELL_CHANGE EVT_GRID_CMD_CELL_CHANGED
+#define EVT_GRID_CELL_CHANGE EVT_GRID_CELL_CHANGED
 
 // same as above: RANGE_SELECT was split in RANGE_SELECTING and SELECTED in 3.2,
 // but we keep the old name for compatibility
-#if WXWIN_COMPATIBILITY_3_0
-    #define wxEVT_GRID_RANGE_SELECT wxEVT_GRID_RANGE_SELECTED
+#define wxEVT_GRID_RANGE_SELECT wxEVT_GRID_RANGE_SELECTED
 
-    #define EVT_GRID_CMD_RANGE_SELECT EVT_GRID_CMD_RANGE_SELECTED
-    #define EVT_GRID_RANGE_SELECT EVT_GRID_RANGE_SELECTED
-#endif // WXWIN_COMPATIBILITY_3_0
+#define EVT_GRID_CMD_RANGE_SELECT EVT_GRID_CMD_RANGE_SELECTED
+#define EVT_GRID_RANGE_SELECT EVT_GRID_RANGE_SELECTED
 
 
 #if 0  // TODO: implement these ?  others ?