diff --git a/src/ifcopenshell-python/ifcopenshell/api/unit/unassign_unit.py b/src/ifcopenshell-python/ifcopenshell/api/unit/unassign_unit.py
index 9651bfa87e..443d9d0b1c 100644
--- a/src/ifcopenshell-python/ifcopenshell/api/unit/unassign_unit.py
+++ b/src/ifcopenshell-python/ifcopenshell/api/unit/unassign_unit.py
@@ -22,7 +22,7 @@ from typing import Optional
 def unassign_unit(file: ifcopenshell.file, units: Optional[list[ifcopenshell.entity_instance]] = None) -> None:
     """Unassigns units as default units for the project
 
-    :param units: A list of units to assign as project defaults.
+    :param units: A list of units to unassign as project defaults.
     :return: None
 
     Example: