diff --git a/src/generic/grid.cpp b/src/generic/grid.cpp
index b03c969d06..739fedfcac 100644
--- a/src/generic/grid.cpp
+++ b/src/generic/grid.cpp
@@ -199,8 +199,6 @@ public:
 private:
     wxGrid * const m_grid;
     const int m_col;
-
-    DECLARE_NO_ASSIGN_CLASS(wxGridHeaderColumn)
 };
 
 // header control retreiving column information from the grid