--- src/liborcus/gnumeric_cell_context.cpp.sav	2018-05-27 18:18:56.000000000 +0200
+++ src/liborcus/gnumeric_cell_context.cpp	2019-10-13 10:43:24.587258400 +0200
@@ -248,7 +248,7 @@
             range.last.column = col + mp_cell_data->array_cols - 1;
             range.last.row = row + mp_cell_data->array_rows - 1;
 
-            iface::import_array_formula* af = mp_sheet->get_array_formula();
+            spreadsheet::iface::import_array_formula* af = mp_sheet->get_array_formula();
             if (af)
             {
                 af->set_range(range);