diff --git a/matlab/sim1.m b/matlab/sim1.m
index 0eb131cb4..e08f57a17 100644
--- a/matlab/sim1.m
+++ b/matlab/sim1.m
@@ -189,7 +189,7 @@ elseif ~stop
     fprintf('\nSimulation terminated after %d iterations.\n',iter);
     fprintf('Total time of simulation: %16.13f\n',etime(clock,h1));
     fprintf('Max. Abs. Error         : %16.13f\n',err);
-    fprintf('WARNING : maximum number of iterations is reached (modify options_.simul.maxit).\n') ;
+    fprintf('WARNING : maximum number of iterations is reached (modify option maxit).\n') ;
     oo_.deterministic_simulation.status = 0;% more iterations are needed.
     oo_.deterministic_simulation.error = err;
     oo_.deterministic_simulation.periods = vperiods(1:iter);