diff --git a/model/contract/Action.ttl b/model/contract/Action.ttl
index 51acb298..125ef1f7 100644
--- a/model/contract/Action.ttl
+++ b/model/contract/Action.ttl
@@ -12,7 +12,6 @@
 ids:Action rdfs:subClassOf odrl:Action;
     a owl:Class;
     rdfs:label "Action"@en;
-    idsm:labelPluralForm "Actions"@en;
     rdfs:comment "A thing one might be permitted to do or prohibited from doing to something."@en;
     idsm:validation [
         idsm:forProperty ids:actionRefinement;