diff --git a/action.yml b/action.yml
index 924896c..9d94cf9 100644
--- a/action.yml
+++ b/action.yml
@@ -9,7 +9,7 @@ runs:
   using: "composite"
   steps:
     - run: |
-        curl -OL https://github.com/meco-group/mockups/releases/download/v9/mockups_${{ inputs.tag }}.zip
+        curl -OL https://github.com/meco-group/mockups/releases/download/v11/mockups_${{ inputs.tag }}.zip
         unzip mockups_${{ inputs.tag }}.zip -d mockups
         ls mockups
         echo "MATLAB_ROOT=$GITHUB_WORKSPACE\\mockups\\install" >> $GITHUB_ENV
diff --git a/matlab/mex.bat b/matlab/mex.bat
index 3159ea4..e019334 100644
--- a/matlab/mex.bat
+++ b/matlab/mex.bat
@@ -1 +1,2 @@
+@echo off
 echo "mockup mex"
diff --git a/matlab/mexext.bat.in b/matlab/mexext.bat.in
index bf88bec..2d660ee 100644
--- a/matlab/mexext.bat.in
+++ b/matlab/mexext.bat.in
@@ -1 +1,2 @@
+@echo off
 echo ${MATLAB_MEX_EXT}