diff --git a/mesecons_autotools/fsm/compiler_checking.lua b/mesecons_autotools/fsm/compiler_checking.lua
index f1aaac9..499a173 100644
--- a/mesecons_autotools/fsm/compiler_checking.lua
+++ b/mesecons_autotools/fsm/compiler_checking.lua
@@ -340,6 +340,9 @@ function get_all_output_from_reachable_transitions(db)
       end
     end
   end
+  
+  -- adding also outpus of init state
+  append(list, db.outputs[db.init])
 
   local sorted_by_name = DeepCopy(remove_duplicates(list))
   table.sort(sorted_by_name)