diff --git a/src/blenderbim/blenderbim/tool/qto.py b/src/blenderbim/blenderbim/tool/qto.py
index 68893fa661..7132618401 100644
--- a/src/blenderbim/blenderbim/tool/qto.py
+++ b/src/blenderbim/blenderbim/tool/qto.py
@@ -79,7 +79,16 @@ class Qto(blenderbim.core.tool.Qto):
             product.is_a(), ifcopenshell.util.element.get_predefined_type(product), qto_only=True
         )
         # See https://github.com/buildingSMART/IFC4.3.x-development/issues/851 for anomalies in Qto naming
-        return next((qto_name for qto_name in applicable_qto_names if "Qto_" in qto_name), None)
+        applicable_qto: Union[str, None] = None
+        for qto_name in applicable_qto_names:
+            # No need for "Qto_" check since we use qto_only=True.
+            if "Base" in qto_name:
+                return qto_name
+            # Prioritize anomaly named base quantities over Qto_BodyGeometryValidation.
+            if applicable_qto and "BodyGeometryValidation" not in applicable_qto:
+                continue
+            applicable_qto = qto_name
+        return applicable_qto
 
     @classmethod
     def get_new_calculated_quantity(cls, qto_name: str, quantity_name: str, obj: bpy.types.Object) -> float:
diff --git a/src/blenderbim/test/tool/test_qto.py b/src/blenderbim/test/tool/test_qto.py
index e00f74618d..93a998e5e7 100644
--- a/src/blenderbim/test/tool/test_qto.py
+++ b/src/blenderbim/test/tool/test_qto.py
@@ -65,13 +65,26 @@ class TestGetApplicableBaseQuantityName(test.bim.bootstrap.NewFile):
         wall = ifc.createIfcWall()
         assert subject.get_applicable_base_quantity_name(wall) == "Qto_WallBaseQuantities"
 
-    def test_no_base_quantity(self):
+    def test_no_quantities(self):
         ifc = ifcopenshell.file()
         tool.Ifc.set(ifc)
         ifcopenshell.api.run("root.create_entity", ifc, ifc_class="IfcProject")
         product = ifc.by_type("IfcProject")[0]
         assert subject.get_applicable_base_quantity_name(product) == None
 
+    def test_anomaly_named_quantities(self):
+        ifc = ifcopenshell.file()
+        tool.Ifc.set(ifc)
+        product = ifcopenshell.api.run("root.create_entity", ifc, ifc_class="IfcBuildingElementProxy")
+        # Prioritized over Qto_BodyGeometryValidation.
+        assert subject.get_applicable_base_quantity_name(product) == "Qto_BuildingElementProxyQuantities"
+
+    def test_prioritize_base_over_other_qto(self):
+        ifc = ifcopenshell.file(schema="IFC4X3")
+        tool.Ifc.set(ifc)
+        product = ifcopenshell.api.run("root.create_entity", ifc, ifc_class="IfcWall")
+        assert subject.get_applicable_base_quantity_name(product) == "Qto_WallBaseQuantities"
+
 
 class TestGetRoundedValue(test.bim.bootstrap.NewFile):
     def test_run(self):