@@ -144,7 +144,7 @@ def get_top_usable_line():
                       get_top_usable_line=get_top_usable_line) as repl:
                 repl.height, repl.width = window.t.height, window.t.width
 
-                repl.request_paint_to_pad_bottom = 10
+                repl.request_paint_to_pad_bottom = 6
 
                 def process_event(e):
                     """If None is passed in, just paint the screen"""
 
@@ -1281,7 +1281,7 @@ def move_screen_up(current_line_start_row):
             if self.config.curtsies_list_above:
                 info_max_rows = max(visible_space_above, visible_space_below)
             else:
-                minimum_possible_height = 4
+                minimum_possible_height = 30  # smallest an over-full completion box
                 info_max_rows = max(visible_space_below, minimum_possible_height)
             infobox = paint.paint_infobox(info_max_rows,
                                           int(width * self.config.cli_suggestion_width),