diff --git a/src/ontology/edits/oeo-physical.omn b/src/ontology/edits/oeo-physical.omn
index 69d92f20b..b915a74f0 100644
--- a/src/ontology/edits/oeo-physical.omn
+++ b/src/ontology/edits/oeo-physical.omn
@@ -10679,7 +10679,7 @@ pull request: https://github.com/OpenEnergyPlatform/ontology/pull/1841",
     
     EquivalentTo: 
         OEO_00240019
-         and (<http://purl.obolibrary.org/obo/RO_0000057> some OEO_00140080)
+         and (<http://purl.obolibrary.org/obo/IAO_0000136> some (<http://purl.obolibrary.org/obo/RO_0000057> some OEO_00140080))
     
     SubClassOf: 
         OEO_00240019