Steps to follow - Set the thousands_sep of the current lang to an empty string or null - Create a report -> The thousand separator from the system locale will be used instead to format numbers Solution Use an empty string if there is no thousands separator opw-2507441 closes odoo/odoo#78384 X-original-commit: 767adf94c3162c1d93d93aa638200f73123f4ab6 Signed-off-by: Nicolas Lempereur (nle) <nle@odoo.com> Signed-off-by: Hubert Van De Walle <hubvd@users.noreply.github.com>