diff --git a/examples/labyrinth.erl b/examples/labyrinth.erl
index 3ddab4a7..9e5fcff2 100644
--- a/examples/labyrinth.erl
+++ b/examples/labyrinth.erl
@@ -23,7 +23,7 @@
 %%% @author Andreas Löscher and Kostis Sagonas
 
 -module(labyrinth).
--export([maze/1]).
+-export([maze/1, draw_map/1]).
 -export([prop_exit_random/1,
 	 prop_exit_targeted_user/1,
 	 prop_exit_targeted_auto/1]).