diff --git a/scripts/upgrade b/scripts/upgrade
index b4f5e2ec..f048c099 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -158,6 +158,21 @@ ynh_replace_string "__DB_NAME__" "$db_name"  "$config"
 ynh_replace_string "__DB_USER__" "$db_user"  "$config"
 ynh_replace_string "__DB_PWD__"  "$db_pwd"   "$config"
 
+#=================================================
+# MODIFY A CONFIG FILE
+#=================================================
+
+config="$final_path/.env"
+cp ../conf/.env "$config"
+
+ynh_replace_string "__APP__"     "$app"      "$config"
+ynh_replace_string "__APP_KEY__"     "$app_key"      "$config"
+ynh_replace_string "__DOMAIN__"  "$domain"   "$config"
+ynh_replace_string "__PATH__"    "$path_url" "$config"
+ynh_replace_string "__DB_NAME__" "$db_name"  "$config"
+ynh_replace_string "__DB_USER__" "$db_user"  "$config"
+ynh_replace_string "__DB_PWD__"  "$db_pwd"   "$config"
+
 #=================================================
 # DEPLOYMENT
 #=================================================