diff --git a/matlab/default_option_values.m b/matlab/default_option_values.m
index 23813d1468a689f2a0d4d44d09f7098d31d0a480..956a5ecbe1068a6d9142ed2992cec3c0844c0506 100644
--- a/matlab/default_option_values.m
+++ b/matlab/default_option_values.m
@@ -53,7 +53,7 @@ options_.qz_zero_threshold = 1e-6;
 options_.lyapunov_complex_threshold = 1e-15;
 options_.solve_tolf = eps^(1/3);
 options_.solve_tolx = eps^(2/3);
-options_.trust_region_initial_step_bound_factor = 100;
+options_.trust_region_initial_step_bound_factor = 1;
 options_.dr_display_tol=1e-6;
 options_.minimal_workspace = false;
 options_.dp.maxit = 3000;