diff --git a/scripts/install b/scripts/install
index 284a5a4..1b8d6c2 100755
--- a/scripts/install
+++ b/scripts/install
@@ -98,9 +98,6 @@ ynh_script_progression --message="Configuring Castopod..." --weight=1
 
 ynh_add_config --template="../conf/.env.example" --destination="$final_path/.env"
 
-# Recalculate and store the config file checksum into the app settings
-ynh_store_file_checksum --file="$final_path/.env"
-
 #=================================================
 # GENERIC FINALIZATION
 #=================================================
@@ -108,9 +105,8 @@ ynh_store_file_checksum --file="$final_path/.env"
 #=================================================
 
 # Set permissions to app files
-chown -R $app: $final_path
-chmod -R 755 $final_path
-
+chown -R $app:$app $final_path
+chmod o-rwx $final_path
 chmod 600 $final_path/.env
 
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index 5c1c417..76d25d3 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -72,9 +72,8 @@ ynh_restore_file --origin_path="$final_path"
 #=================================================
 
 # Set permissions to app files
-chown -R $app: $final_path
-chmod -R 755 $final_path
-
+chown -R $app:$app $final_path
+chmod o-rwx $final_path
 chmod 600 $final_path/.env
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 9a7ddca..4b39547 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -108,9 +108,8 @@ ynh_add_fpm_config --package="$extra_php_dependencies"
 #=================================================
 
 # Set permissions to app files
-chown -R $app: $final_path
-chmod -R 755 $final_path
-
+chown -R $app:$app $final_path
+chmod o-rwx $final_path
 chmod 600 $final_path/.env
 
 #=================================================