diff --git a/scripts/upgrade b/scripts/upgrade
index 703f731..d9c81e7 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -15,6 +15,19 @@ source /usr/share/yunohost/helpers
 
 upgrade_type=$(ynh_check_app_version_changed)
 
+#=================================================
+# STANDARD UPGRADE STEPS
+#=================================================
+# ENSURE DOWNWARD COMPATIBILITY
+#=================================================
+ynh_script_progression --message="Ensuring downward compatibility..." --weight=1
+
+# If language doesn't exist, create it
+if [ -z "${language:-}" ]; then
+	language="en"
+	ynh_app_setting_set --app=$app --key=language --value=$language
+#fi
+
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
@@ -67,7 +80,7 @@ then
 	ynh_script_progression --message="Reconfiguring wallabag..." --weight=1
 
 	# Copy and set Wallabag dist configuration
-	#ynh_add_config --template="../conf/parameters.yml" --destination="$install_dir/app/config/parameters.yml"
+	ynh_add_config --template="../conf/parameters.yml" --destination="$install_dir/app/config/parameters.yml"
 
 	#=================================================
 	# UPGRADE WALLABAG