diff --git a/matlab/simul.m b/matlab/simul.m
index 30abba49d..9fbab7e41 100644
--- a/matlab/simul.m
+++ b/matlab/simul.m
@@ -82,6 +82,11 @@ options_.scalv= 1 ;
 if(options_.block)
     if(options_.bytecode)
         [info, oo_.endo_simul] = bytecode('dynamic');
+        if info == 1
+            oo_.deterministic_simulation.status = 0;
+        else
+            oo_.deterministic_simulation.status = 1;
+        end;
         mexErrCheck('bytecode', info);
     else
         eval([M_.fname '_dynamic']);