diff --git a/matlab/+pac/+update/parameters.m b/matlab/+pac/+update/parameters.m
index 09a5e4ffb..4ca75373c 100644
--- a/matlab/+pac/+update/parameters.m
+++ b/matlab/+pac/+update/parameters.m
@@ -31,7 +31,7 @@ function DynareModel = parameters(pacname, DynareModel, DynareOutput, verbose)
 % along with Dynare.  If not, see <https://www.gnu.org/licenses/>.
 
 if nargin<4
-    verbose = true;
+    verbose = false;
 end
 
 % Check that the first input is a row character array.
@@ -314,4 +314,4 @@ if growth_flag
             DynareModel.params(pacmodel.components(j).growth_neutrality_param_index) = cc/gamma; % Multiplies the variable or expression provided though the growth option in command pac_model.
         end
     end
-end
\ No newline at end of file
+end