diff --git a/matlab/default_option_values.m b/matlab/default_option_values.m
index de0114c59..aa5bc5e01 100644
--- a/matlab/default_option_values.m
+++ b/matlab/default_option_values.m
@@ -781,4 +781,5 @@ options_.pac.estimation.ols.share_of_optimizing_agents.lb = 0.0;
 options_.pac.estimation.ols.share_of_optimizing_agents.ub = 1.0;
 
 options_.conditional_likelihood.status = false;
+options_.conditional_likelihood.estimate_initial_state = false;
 options_.conditional_likelihood.order = 1;
\ No newline at end of file