diff --git a/python/BioSimSpace/Sandpit/Exscientia/_SireWrappers/_molecule.py b/python/BioSimSpace/Sandpit/Exscientia/_SireWrappers/_molecule.py
index 275a59de..d59a6edb 100644
--- a/python/BioSimSpace/Sandpit/Exscientia/_SireWrappers/_molecule.py
+++ b/python/BioSimSpace/Sandpit/Exscientia/_SireWrappers/_molecule.py
@@ -1467,6 +1467,7 @@ def translate(self, vector, property_map={}):
             # for this and translate too.
             coord_prop = property_map.get("coordinates", "coordinates")
             if self._sire_object.has_property(coord_prop):
+                _property_map["coordinates"] = coord_prop
                 mol = (
                     self._sire_object.move()
                     .translate(_SireMaths.Vector(vec), _property_map)
diff --git a/python/BioSimSpace/_SireWrappers/_molecule.py b/python/BioSimSpace/_SireWrappers/_molecule.py
index 108b38de..8c7510ef 100644
--- a/python/BioSimSpace/_SireWrappers/_molecule.py
+++ b/python/BioSimSpace/_SireWrappers/_molecule.py
@@ -1407,6 +1407,7 @@ def translate(self, vector, property_map={}):
             # for this and translate too.
             coord_prop = property_map.get("coordinates", "coordinates")
             if self._sire_object.has_property(coord_prop):
+                _property_map["coordinates"] = coord_prop
                 mol = (
                     self._sire_object.move()
                     .translate(_SireMaths.Vector(vec), _property_map)