diff --git a/matlab/set_parameters.m b/matlab/set_parameters.m
index d66c236d5..b6d8bd42a 100644
--- a/matlab/set_parameters.m
+++ b/matlab/set_parameters.m
@@ -32,8 +32,6 @@ function set_parameters(xparam1)
 % along with Dynare.  If not, see <http://www.gnu.org/licenses/>.
 
   global estim_params_ M_
-  
-global estim_params_ M_
  
   nvx = estim_params_.nvx;
   ncx = estim_params_.ncx;