diff --git a/scripts/upgrade b/scripts/upgrade
index 78f00b4..0c25fc7 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -126,16 +126,6 @@ ynh_script_progression --message="Upgrading PHP-FPM configuration..." --weight=1
 # Create a dedicated PHP-FPM config
 ynh_add_fpm_config --phpversion=$phpversion --usage=$fpm_usage --footprint=$fpm_footprint
 
-#=================================================
-# MODIFY A CONFIG FILE
-#=================================================
-ynh_script_progression --message="Adding a configuration file..." --weight=1
-
-app_url_domain="https://$domain${path_url%/}"
-
-ynh_add_config --template=../conf/.env.example --destination=$final_path/.env
-chmod 600 $final_path/.env
-
 #=================================================
 # INSTALL LYCHEE WITH COMPOSER
 #=================================================