diff --git a/Golden_Repo/j/JupyterProxy-Matlab/JupyterProxy-Matlab-0.8.0-GCCcore-11.3.0-2023.3.6.eb b/Golden_Repo/j/JupyterProxy-Matlab/JupyterProxy-Matlab-0.8.0-GCCcore-11.3.0-2023.3.6.eb
index a240c06564bb3d7845823dfa8d1643f473a2b102..7dff76f6be6dc545028004f3f737773071589ff2 100644
--- a/Golden_Repo/j/JupyterProxy-Matlab/JupyterProxy-Matlab-0.8.0-GCCcore-11.3.0-2023.3.6.eb
+++ b/Golden_Repo/j/JupyterProxy-Matlab/JupyterProxy-Matlab-0.8.0-GCCcore-11.3.0-2023.3.6.eb
@@ -4,6 +4,8 @@ name = 'JupyterProxy-Matlab'
 version = '0.8.0'
 local_jupyterver = '2023.3.6'
 versionsuffix = '-' + local_jupyterver
+
+# only users of the UNIX-group 'matlab' must have access
 group = 'matlab'
 
 homepage = 'https://github.com/mathworks/jupyter-matlab-proxy'
diff --git a/Golden_Repo/m/MATLAB/MATLAB-2023a-GCCcore-11.3.0.eb b/Golden_Repo/m/MATLAB/MATLAB-2023a-GCCcore-11.3.0.eb
index f5ca6d44b02d9e694f2f74142b96f11500e713f2..afdfd67a0fc5e7beb0c15abf735fb136de2ac7c5 100644
--- a/Golden_Repo/m/MATLAB/MATLAB-2023a-GCCcore-11.3.0.eb
+++ b/Golden_Repo/m/MATLAB/MATLAB-2023a-GCCcore-11.3.0.eb
@@ -1,5 +1,11 @@
+# Attention: before calling 'eb':
+# export EB_MATLAB_KEY as fileInstallationKey
+# or export EB_MATLAB_LICFILE as license file
+
 name = 'MATLAB'
 version = '2023a'
+
+# only users of the UNIX-group 'matlab' must have access
 group = 'matlab'
 
 homepage = 'https://www.mathworks.com/products/matlab.html'
@@ -20,10 +26,6 @@ dependencies = [
 
 java_options = '-Xmx2048m'
 
-# Attention: before calling 'eb':
-# export EB_MATLAB_KEY as fileInstallationKey
-# or export EB_MATLAB_LICFILE as license file
-
 postinstallcmds = [
     # create a wrapper script to ensure we do not mess up the environment
     # because MATLAB comes with its own libstdc++ and other system libs