diff --git a/matlab/estimation/smc/hssmc.m b/matlab/estimation/smc/hssmc.m
index ea1babe01dd4b9b1e5d44036629f2ce9e5121a11..553200fcf5b3faa41e037123535b8944ca6a4177 100644
--- a/matlab/estimation/smc/hssmc.m
+++ b/matlab/estimation/smc/hssmc.m
@@ -4,7 +4,6 @@ function mdd = hssmc(TargetFun, mh_bounds, dataset_, dataset_info, options_, M_,
 %
 % INPUTS
 % - TargetFun        [char]     string specifying the name of the objective function (posterior kernel).
-% - xparam1          [double]   p×1 vector of parameters to be estimated (initial values).
 % - mh_bounds        [double]   p×2 matrix defining lower and upper bounds for the parameters.
 % - dataset_         [dseries]  sample
 % - dataset_info     [struct]   informations about the dataset