diff --git a/ramls/circulation.raml b/ramls/circulation.raml
index 06f7e42b76..dca970e8e4 100644
--- a/ramls/circulation.raml
+++ b/ramls/circulation.raml
@@ -344,10 +344,8 @@ resourceTypes:
               pattern: "^[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[1-5][a-fA-F0-9]{3}-[89abAB][a-fA-F0-9]{3}-[a-fA-F0-9]{12}$"
               required: false
             useStubItem:
-              description: "Allows to apply circulation rules based on patron group only"
+              description: "When true, allows to apply circulation rules based on patron group only"
               type: boolean
-              enum: [true, false]
-              default: false
               required: false
         responses:
           200: