diff --git a/maintenance/Maintenance.rdf b/maintenance/Maintenance.rdf
index 508eb58..07ffb95 100644
--- a/maintenance/Maintenance.rdf
+++ b/maintenance/Maintenance.rdf
@@ -531,7 +531,7 @@ We asset that disposition to exhibit undesirable behavior is the disposition of
 	</owl:ObjectProperty>
 	
 	<owl:ObjectProperty rdf:about="&iof-maint;maintenanceStateOf">
-		<rdfs:subPropertyOf rdf:resource="&obo;BFO_0000167"/>
+		<rdfs:subPropertyOf rdf:resource="&obo;BFO_0000057"/>
 		<rdfs:label xml:lang="en-US">maintenance state of</rdfs:label>
 		<rdfs:domain rdf:resource="&iof-maint;MaintenanceState"/>
 		<rdfs:range rdf:resource="&iof-core;MaintainableMaterialItem"/>
@@ -572,4 +572,4 @@ We asset that disposition to exhibit undesirable behavior is the disposition of
 			</owl:Restriction>
 		</owl:intersectionOf>
 	</owl:Class>
-</rdf:RDF>
+</rdf:RDF>
\ No newline at end of file