diff --git a/wxPython/src/gtk/_core.py b/wxPython/src/gtk/_core.py
index b38ca48b0a..036ed1d518 100644
--- a/wxPython/src/gtk/_core.py
+++ b/wxPython/src/gtk/_core.py
@@ -122,7 +122,6 @@ CB_SIMPLE = _core_.CB_SIMPLE
 CB_DROPDOWN = _core_.CB_DROPDOWN
 CB_SORT = _core_.CB_SORT
 CB_READONLY = _core_.CB_READONLY
-CB_FILENAME = _core_.CB_FILENAME
 RA_HORIZONTAL = _core_.RA_HORIZONTAL
 RA_VERTICAL = _core_.RA_VERTICAL
 RA_SPECIFY_ROWS = _core_.RA_SPECIFY_ROWS
diff --git a/wxPython/src/mac/_core.py b/wxPython/src/mac/_core.py
index b38ca48b0a..036ed1d518 100644
--- a/wxPython/src/mac/_core.py
+++ b/wxPython/src/mac/_core.py
@@ -122,7 +122,6 @@ CB_SIMPLE = _core_.CB_SIMPLE
 CB_DROPDOWN = _core_.CB_DROPDOWN
 CB_SORT = _core_.CB_SORT
 CB_READONLY = _core_.CB_READONLY
-CB_FILENAME = _core_.CB_FILENAME
 RA_HORIZONTAL = _core_.RA_HORIZONTAL
 RA_VERTICAL = _core_.RA_VERTICAL
 RA_SPECIFY_ROWS = _core_.RA_SPECIFY_ROWS
diff --git a/wxPython/src/msw/_core.py b/wxPython/src/msw/_core.py
index 2ee1bf24ac..c3e9baa4f9 100644
--- a/wxPython/src/msw/_core.py
+++ b/wxPython/src/msw/_core.py
@@ -122,7 +122,6 @@ CB_SIMPLE = _core_.CB_SIMPLE
 CB_DROPDOWN = _core_.CB_DROPDOWN
 CB_SORT = _core_.CB_SORT
 CB_READONLY = _core_.CB_READONLY
-CB_FILENAME = _core_.CB_FILENAME
 RA_HORIZONTAL = _core_.RA_HORIZONTAL
 RA_VERTICAL = _core_.RA_VERTICAL
 RA_SPECIFY_ROWS = _core_.RA_SPECIFY_ROWS