diff --git a/.isort.cfg b/.isort.cfg
index 0b12f63..ce6837f 100644
--- a/.isort.cfg
+++ b/.isort.cfg
@@ -9,4 +9,4 @@ line_length=88
 known_odoo=odoo
 known_odoo_addons=odoo.addons
 sections=FUTURE,STDLIB,THIRDPARTY,ODOO,ODOO_ADDONS,FIRSTPARTY,LOCALFOLDER
-known_third_party=lxml,setuptools
+known_third_party=dateutil,lxml,setuptools