diff --git a/matlab/solve_one_boundary.m b/matlab/solve_one_boundary.m
index 2c265e109f02ef39b3b44f8a94804fb3ba1bbe8c..0d49b58f5c8786f718d75e94775f3abf00c86e64 100644
--- a/matlab/solve_one_boundary.m
+++ b/matlab/solve_one_boundary.m
@@ -152,9 +152,9 @@ for it_=start:incr:finish
                     else
                         if verbose
                             if cutoff==0
-                                fprintf('Error in simul: Convergence not achieved in block %d, at time %d, after %d iterations.\n Increase "options_.simul.maxit".\n',Block_Num, it_, iter);
+                                fprintf('Convergence not achieved in block %d, at time %d, after %d iterations.\n Increase "maxit".\n',Block_Num, it_, iter);
                             else
-                                fprintf('Error in simul: Convergence not achieved in block %d, at time %d, after %d iterations.\n Increase "options_.simul.maxit" or set "cutoff=0" in model options.\n',Block_Num, it_, iter);
+                                fprintf('Convergence not achieved in block %d, at time %d, after %d iterations.\n Increase "maxit" or set "cutoff=0" in model options.\n',Block_Num, it_, iter);
                             end
                         end
                         success = false;
@@ -273,9 +273,9 @@ for it_=start:incr:finish
     if ~cvg
         if verbose
             if cutoff == 0
-                fprintf('Error in simul: Convergence not achieved in block %d, at time %d, after %d iterations.\n Increase "options_.simul.maxit\".\n',Block_Num, it_,iter);
+                fprintf('Convergence not achieved in block %d, at time %d, after %d iterations.\n Increase "maxit".\n',Block_Num, it_,iter);
             else
-                fprintf('Error in simul: Convergence not achieved in block %d, at time %d, after %d iterations.\n Increase "options_.simul.maxit" or set "cutoff=0" in model options.\n',Block_Num, it_,iter);
+                fprintf('Convergence not achieved in block %d, at time %d, after %d iterations.\n Increase "maxit" or set "cutoff=0" in model options.\n',Block_Num, it_,iter);
             end
         end
         success = false;
diff --git a/matlab/solve_two_boundaries.m b/matlab/solve_two_boundaries.m
index 248b87d87597e0d1636c1fc676a34c6e1e13c406..416d6fbb7b283848add3e990b3560e01ade6267c 100644
--- a/matlab/solve_two_boundaries.m
+++ b/matlab/solve_two_boundaries.m
@@ -147,9 +147,9 @@ while ~(cvg || iter>maxit_)
                 else
                     if verbose
                         if cutoff==0
-                            fprintf('Error in simul: Convergence not achieved in block %d, after %d iterations.\n Increase "options_.simul.maxit".\n',Block_Num, iter);
+                            fprintf('Convergence not achieved in block %d, after %d iterations.\n Increase "maxit".\n',Block_Num, iter);
                         else
-                            fprintf('Error in simul: Convergence not achieved in block %d, after %d iterations.\n Increase "options_.simul.maxit" or set "cutoff=0" in model options.\n',Block_Num, iter);
+                            fprintf('Convergence not achieved in block %d, after %d iterations.\n Increase "maxit" or set "cutoff=0" in model options.\n',Block_Num, iter);
                         end
                     end
                     success = false;