diff --git a/matlab/dynare_estimation_1.m b/matlab/dynare_estimation_1.m
index 60edfb505..a37a89d40 100644
--- a/matlab/dynare_estimation_1.m
+++ b/matlab/dynare_estimation_1.m
@@ -353,7 +353,7 @@ if ~options_.mh_posterior_mode_estimation && options_.cova_compute
 end
 
 if options_.mode_check == 1 && ~options_.mh_posterior_mode_estimation
-    mode_check('objective_function',xparam1,hh,dataset_,options_,M_,estim_params_,bayestopt_,oo_);
+    mode_check(objective_function,xparam1,hh,dataset_,options_,M_,estim_params_,bayestopt_,oo_);
 end
 
 if ~options_.mh_posterior_mode_estimation
diff --git a/matlab/mode_check.m b/matlab/mode_check.m
index 8e14a3e20..36d516c89 100644
--- a/matlab/mode_check.m
+++ b/matlab/mode_check.m
@@ -1,4 +1,4 @@
-function mode_check(func,x,fval,hessian,DynareDataset,DynareOptions,Model,EstimatedParameters,BayesInfo,DynareResults)
+function mode_check(fun,x,hessian,DynareDataset,DynareOptions,Model,EstimatedParameters,BayesInfo,DynareResults)
 
 % function mode_check(x,fval,hessian,gend,data,lb,ub)
 % Checks the maximum likelihood mode
@@ -91,7 +91,7 @@ for plt = 1:nbplt,
         end
         for i=1:length(z)
             xx(kk) = z(i);
-            [fval, exit_flag] = feval(fun,x,DynareDataset,DynareOptions,Model,EstimatedParameters,BayesInfo,DynareResults);
+            [fval, exit_flag] = feval(fun,xx,DynareDataset,DynareOptions,Model,EstimatedParameters,BayesInfo,DynareResults);
             if exit_flag
                 y(i,1) = fval;
             else