diff --git a/scripts/_common.sh b/scripts/_common.sh
index 57498dc..b96aed6 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -74,7 +74,10 @@ ynh_redis_restore_db() {
 # Dump a database
 #
 ynh_redis_dump_db() {
-	redis-cli SET mykey $db
+	# Declare an array to define the options of this helper.
+	local db=$1
+
+	redis-cli SET mykey "$db"
 	redis-cli --raw dump mykey | head -c-1 > $dump_location	
 }
 
diff --git a/scripts/backup b/scripts/backup
index b66f2b1..0cf894b 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -56,6 +56,13 @@ ynh_backup --src_path="/etc/logrotate.d/$app"
 
 ynh_backup --src_path="/etc/systemd/system/$app.service"
 
+#=================================================
+# BACKUP THE REDIS DATABASE
+#=================================================
+ynh_print_info --message="Backing up the Redis database..."
+
+ynh_redis_dump_db
+
 #=================================================
 # END OF SCRIPT
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index b157204..20320fd 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -29,9 +29,6 @@ app=$YNH_APP_INSTANCE_NAME
 domain=$(ynh_app_setting_get --app=$app --key=domain)
 path_url=$(ynh_app_setting_get --app=$app --key=path)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
-db_name=$(ynh_app_setting_get --app=$app --key=db_name)
-db_user=$db_name
-db_pwd=$(ynh_app_setting_get --app=$app --key=psqlpwd)
 
 #=================================================
 # CHECK IF ETHERPAD CAN BE RESTORED
@@ -75,20 +72,15 @@ chmod 400 $final_path/credentials.json
 #=================================================
 ynh_script_progression --message="Reinstalling dependencies..." --weight=7
 
-# Define and install dependencies
-ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies
-
 # Install Nodejs
 ynh_exec_warn_less ynh_install_nodejs --nodejs_version=$nodejs_version
 
 #=================================================
-# RESTORE THE POSTQRESQL DATABASE
+# RESTORE THE REDIS DATABASE
 #=================================================
-ynh_script_progression --message="Restoring the PostgreSQL database..." --weight=2
+ynh_script_progression --message="Restoring the Redis database..." --weight=1
 
-ynh_psql_test_if_first_run
-ynh_psql_setup_db --db_user=$db_user --db_name=$db_name --db_pwd=$db_pwd
-ynh_psql_execute_file_as_root --file="./db.sql" --database=$db_name
+ynh_redis_restore_db
 
 #=================================================
 # RESTORE SYSTEMD