diff --git a/matlab/estimation/GetPosteriorMeanVariance.m b/matlab/estimation/GetPosteriorMeanVariance.m
index 37ef07411e6757f4e2b2ecc0363e879b096500e6..6cb5a7f4ab5eaaec2ee0e70ba183e93b7b401115 100644
--- a/matlab/estimation/GetPosteriorMeanVariance.m
+++ b/matlab/estimation/GetPosteriorMeanVariance.m
@@ -1,5 +1,5 @@
 function [mean, variance] = GetPosteriorMeanVariance(options_, M_)
-%function [mean,variance] = GetPosteriorMeanVariance(M,drop)
+% [mean,variance] = GetPosteriorMeanVariance(options_, M_)
 % Computes the posterior mean and variance
 % (+updates of oo_ & TeX output).
 %