diff --git a/scripts/install b/scripts/install
index 5c6c9ab..8a3082c 100644
--- a/scripts/install
+++ b/scripts/install
@@ -140,36 +140,6 @@ pushd $final_path
 	npm install --save --production @osjs/pam-auth
 popd
 
-#=================================================
-# Add Authentication through Mysql Database
-#=================================================
-
-#pushd $final_path
-	#$ynh_npm install --save --production @osjs/database-auth
-	#$ynh_npm install --save mysql
-	#$ynh_node osjs config:set --name=authenticator --value=database
-	#$ynh_node osjs config:set --name=server.modules.auth.database.driver --value=mysql
-	#$ynh_node osjs config:set --name=server.modules.auth.database.mysql.host --value=localhost
-	#$ynh_node osjs config:set --name=server.modules.auth.database.mysql.user --value=$db_name
-	#$ynh_node osjs config:set --name=server.modules.auth.database.mysql.password --value=$db_pwd
-	#$ynh_node osjs config:set --name=server.modules.auth.database.mysql.database --value=$db_name
-	#$ynh_node osjs config:set --name=client.ReloadOnShutdown --value=true
-#popd
-
-#$ynh_node osjs build:config
-
-#=================================================
-# Add the first user
-#=================================================
-
-##$ynh_node bin/add-user.js add $admin_name admin
-#$ynh_node bin/add-user.js pwd $admin_name <<< $admin_pass
-#mkdir vfs/home/$admin_name
-
-#=================================================
-# Configure init script
-#=================================================
-
 ynh_replace_string --match_string="8000" --replace_string="$port" --target_file="$final_path/src/server/config.js"
 
 chown -R $app:$app "$final_path"
diff --git a/scripts/upgrade b/scripts/upgrade
index f3b0fb1..93e4685 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -106,6 +106,21 @@ ynh_install_nodejs --nodejs_version=$nodejs_version
 
 #=================================================
 # SPECIFIC UPGRADE
+#=================================================
+# UPDATE A CONFIG FILE
+#=================================================
+ynh_script_progression --message="Updating a configuration file..."
+
+ynh_add_config --template="../conf/client.config.js" --destination="$final_path/src/client/config.js"
+
+chmod 400 "$final_path/src/client/config.js"
+chown $app:$app "$final_path/src/client/config.js"
+
+ynh_add_config --template="../conf/server.index.js" --destination="$final_path/src/server/index.js"
+
+chmod 400 "$final_path/src/server/index.js"
+chown $app:$app "$final_path/src/server/index.js"
+
 #=================================================
 # BUILD APP
 #=================================================
@@ -119,6 +134,10 @@ pushd $final_path
 	npm install --save --production @osjs/pam-auth
 popd
 
+ynh_replace_string --match_string="8000" --replace_string="$port" --target_file="$final_path/src/server/config.js"
+
+chown -R $app:$app "$final_path"
+
 #=================================================
 # SETUP SYSTEMD
 #=================================================