diff --git a/db-backup/backup_env_var.py b/db-backup/backup_env_var.py
index 407e4f154a51c29b9ecad948006692388935289b..619c629a9d5c8d769d3da15f16d61db488642a2b 100755
--- a/db-backup/backup_env_var.py
+++ b/db-backup/backup_env_var.py
@@ -3,7 +3,7 @@ import os
 import sys
 import json
 
-#Ajoute la variable correctement dans une variable d'environnement
+# Take a variable and set it as environment variable
 def add_value_to_key(value, key):
     if "MONGO" in key:
         if(flag_mongo):
@@ -25,7 +25,7 @@ CONFIG_FOLDER = '/config'
 CONFIG_FILE = 'backup_data.json'
 PATH_TO_CONFIG = CONFIG_FOLDER + '/' + CONFIG_FILE
 
-#Garde-fou : test d'existence des fichiers et dossiers
+# Check if config file exists
 if not(os.path.exists(CONFIG_FOLDER)):
     sys.stderr.write('Err: BACKUP_FOLDER or CONFIG_FOLDER doesn\'t exist. \n')
     sys.exit()
@@ -34,7 +34,7 @@ if not(os.path.isfile(PATH_TO_CONFIG)):
     sys.stderr.write('Err: ' + PATH_TO_CONFIG +  ' not found. \n')
     sys.exit()
 
-#Initialisation des variables
+# Variables initialization
 open_config_file = open(PATH_TO_CONFIG)
 services_list = json.load(open_config_file)
 flag_mongo = False
@@ -43,7 +43,8 @@ flag_prostgres = False
 
 for service in services_list:
     if services_list[service]["Type"] == "mongo":
-        #Ajout des clés pour service à DDB Mongo
+
+	# Mongo DB handling 	
         add_value_to_key(service,"MONGO_SERVICE_NAME_LIST")
         add_value_to_key(services_list[service]["Host"],"MONGO_HOST_LIST")
         add_value_to_key(services_list[service]["Port"],"MONGO_PORT_LIST")
@@ -56,7 +57,8 @@ for service in services_list:
 
 
     if services_list[service]["Type"] == "mysql":
-        #Ajout des clés pour service à DDB MySQL
+
+        # MySQL DB handling
         add_value_to_key(service,"MYSQL_SERVICE_NAME_LIST")
         add_value_to_key(services_list[service]["Host"],"MYSQL_HOST_LIST")
         add_value_to_key(services_list[service]["Port"],"MYSQL_PORT_LIST")
@@ -72,7 +74,8 @@ for service in services_list:
 
 
     if services_list[service]["Type"] == "postgres":
-	#Ajout des clés pour service à DDB Postgre
+
+	# PostgreSQL handling
         add_value_to_key(service,"POSTGRES_SERVICE_NAME_LIST")
         add_value_to_key(services_list[service]["Host"],"POSTGRES_HOST_LIST")
         add_value_to_key(services_list[service]["Port"],"POSTGRES_PORT_LIST")
@@ -84,7 +87,7 @@ for service in services_list:
         add_value_to_key(services_list[service]["Folder"],"POSTGRES_BACKUP_FOLDER_LIST")
 
         flag_postgres = True
-# Fermeture du fichier de configuration
+# Closing config file
 open_config_file.close()
-#Exécution du script run.sh après avoir enregistré toutes les variables du fichier .json dans des variables d'environnement
+# Excecution of run.sh after creating all environment variables from .json file
 os.execv("/scripts/run.sh",[''])