diff --git a/src/drivers/WinAPI/Fl_WinAPI_Window_Driver.cxx b/src/drivers/WinAPI/Fl_WinAPI_Window_Driver.cxx
index 552f26dfc..3d08fe502 100644
--- a/src/drivers/WinAPI/Fl_WinAPI_Window_Driver.cxx
+++ b/src/drivers/WinAPI/Fl_WinAPI_Window_Driver.cxx
@@ -441,6 +441,8 @@ void Fl_WinAPI_Window_Driver::label(const char *name,const char *iname) {
 
 extern void fl_clipboard_notify_retarget(HWND wnd);
 extern void fl_update_clipboard(void);
+extern char fl_i_own_selection[2];
+
 
 void Fl_WinAPI_Window_Driver::hide() {
   Fl_X* ip = Fl_X::flx(pWindow);
@@ -475,6 +477,8 @@ void Fl_WinAPI_Window_Driver::hide() {
   // Issue #569: undo RegisterDragDrop()
   RevokeDragDrop((HWND)ip->xid);
 
+  fl_i_own_selection[1] = 0; // issue #1233
+
   // make sure any custom icons get freed
   // icons(NULL, 0); // free_icons() is called by the Fl_Window destructor
   // this little trick keeps the current clipboard alive, even if we are about