diff --git a/cookbooks/aws-parallelcluster-environment/attributes/environment.rb b/cookbooks/aws-parallelcluster-environment/attributes/environment.rb
index d65fb4116..0ada14a1c 100644
--- a/cookbooks/aws-parallelcluster-environment/attributes/environment.rb
+++ b/cookbooks/aws-parallelcluster-environment/attributes/environment.rb
@@ -59,7 +59,12 @@
 # Since this is a shared directory, it needs to be defined here first instead of in the dependent cookbook for slurm
 default['cluster']['slurm']['install_dir'] = '/opt/slurm'
 
-default['cluster']['internal_shared_dirs'] = [node['cluster']['shared_dir'], node['cluster']['shared_dir_login_nodes'], node['cluster']['slurm']['install_dir'], "/opt/intel"]
+default['cluster']['internal_shared_dirs'] = if x86_instance?
+                                               [node['cluster']['shared_dir'], node['cluster']['shared_dir_login_nodes'], node['cluster']['slurm']['install_dir'], "/opt/intel"]
+                                             else
+                                               [node['cluster']['shared_dir'], node['cluster']['shared_dir_login_nodes'], node['cluster']['slurm']['install_dir']]
+                                             end
+
 default['cluster']['internal_initial_shared_dir'] = "#{node['cluster']['base_dir']}/init_shared"
 
 default['cluster']['head_node_private_ip'] = nil
diff --git a/cookbooks/aws-parallelcluster-environment/recipes/init/backup_internal_use_shared_data.rb b/cookbooks/aws-parallelcluster-environment/recipes/init/backup_internal_use_shared_data.rb
index 6e472f7d1..66b4c797d 100644
--- a/cookbooks/aws-parallelcluster-environment/recipes/init/backup_internal_use_shared_data.rb
+++ b/cookbooks/aws-parallelcluster-environment/recipes/init/backup_internal_use_shared_data.rb
@@ -19,6 +19,7 @@
   # This is necessary to preserve any data in these directories that was
   # generated during the build of ParallelCluster AMIs after converting to
   # shared storage
+  Chef::Log.info("Backup internal dirs #{node['cluster']['internal_shared_dirs']}")
   node['cluster']['internal_shared_dirs'].each do |dir|
     bash "Backup #{dir}" do
       user 'root'