diff --git a/stand/aggridx.py b/stand/aggridx.py
index 6bc7a7f..0d8270e 100644
--- a/stand/aggridx.py
+++ b/stand/aggridx.py
@@ -26,8 +26,8 @@ class aggridx(ui.aggrid):
         append any missing columns on the right side of the table
         this operation maintains the current view on the data
         """
-        self.ensure_column_defs(row)
         row_index = self.row_id_to_index(row_id)
+        self.ensure_column_defs(row)
         self.set_row_data(row, row_index)
 
     def update_row(self, row_id, row):
@@ -36,8 +36,8 @@ class aggridx(ui.aggrid):
         append any missing columns on the right side of the table
         this operation maintains the current view on the data
         """
-        self.ensure_column_defs(row)
         row_index = self.row_id_to_index(row_id)
+        self.ensure_column_defs(row)
         self.update_row_data(row, row_index)
 
     def append_row(self, row):