diff --git a/scripts/upgrade b/scripts/upgrade
index 541d80a..c07f40c 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -41,6 +41,12 @@ if [ -z "$final_path" ]; then
 	ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 fi
 
+if [ -z "$db_pwd" ]; then
+    db_pwd=$(ynh_app_setting_get --app=$app --key=db_pwd)
+    ynh_app_setting_set --app=$app --key=db_pwd
+    ynh_app_setting_set --app=$app --key=psqlpwd --value=$db_pwd
+fi
+
 # Cleaning legacy permissions
 if ynh_legacy_permissions_exists; then
 	ynh_legacy_permissions_delete_all