diff --git a/integration/src/test/scala/org/knora/webapi/responders/v2/OntologyResponderV2Spec.scala b/integration/src/test/scala/org/knora/webapi/responders/v2/OntologyResponderV2Spec.scala
index ad373d73d9..33359d99c3 100644
--- a/integration/src/test/scala/org/knora/webapi/responders/v2/OntologyResponderV2Spec.scala
+++ b/integration/src/test/scala/org/knora/webapi/responders/v2/OntologyResponderV2Spec.scala
@@ -26,6 +26,7 @@ import org.knora.webapi.messages.SmartIri
 import org.knora.webapi.messages.StringFormatter
 import org.knora.webapi.messages.store.triplestoremessages.*
 import org.knora.webapi.messages.util.KnoraSystemInstances
+import org.knora.webapi.messages.util.rdf.SparqlSelectResult
 import org.knora.webapi.messages.v2.responder.CanDoResponseV2
 import org.knora.webapi.messages.v2.responder.SuccessResponseV2
 import org.knora.webapi.messages.v2.responder.ontologymessages.*
@@ -56,6 +57,7 @@ class OntologyResponderV2Spec extends CoreSpec with ImplicitSender {
   private val anythingNonAdminUser = SharedTestDataADM.anythingUser1
   private val anythingProjectIri   = SharedTestDataADM.anythingProjectIri.toSmartIri
   private val ontologyResponder    = ZIO.serviceWithZIO[OntologyResponderV2]
+  private val triplestoreService   = ZIO.serviceWithZIO[TriplestoreService]
 
   override lazy val rdfDataObjects: List[RdfDataObject] =
     List(
@@ -950,13 +952,9 @@ class OntologyResponderV2Spec extends CoreSpec with ImplicitSender {
     }
 
     "create a subproperty of an existing custom link property and add it to a resource class, check if the correct link and link value properties were added to the class" in {
-
-      appActor ! OntologyMetadataGetByProjectRequestV2(
-        projectIris = Set(anythingProjectIri),
-        requestingUser = anythingAdminUser,
+      val metadataResponse = UnsafeZioRun.runOrThrow(
+        ontologyResponder(_.getOntologyMetadataForProjectsV2(Set(anythingProjectIri))),
       )
-
-      val metadataResponse = expectMsgType[ReadOntologyMetadataV2](timeout)
       assert(metadataResponse.ontologies.size == 3)
       freetestLastModDate = metadataResponse
         .toOntologySchema(ApiV2Complex)
@@ -1008,7 +1006,7 @@ class OntologyResponderV2Spec extends CoreSpec with ImplicitSender {
         freetestLastModDate = newFreetestLastModDate
       }
 
-      // Create class freetest:ComicAuthor which is a subclass of feetest:Author
+      // Create class freetest:ComicAuthor which is a subclass of freetest:Author
 
       val comicAuthorClassIri = FreeTestOntologyIri.makeEntityIri("ComicAuthor")
 
@@ -1158,8 +1156,37 @@ class OntologyResponderV2Spec extends CoreSpec with ImplicitSender {
           .getOrElse(throw AssertionException(s"${msg.ontologyMetadata.ontologyIri} has no last modification date"))
         assert(newFreetestLastModDate.isAfter(freetestLastModDate))
         freetestLastModDate = newFreetestLastModDate
-      }
 
+        // Verify the cardinality of the new property and its link value where created in the subclass
+        val queryResult: SparqlSelectResult =
+          UnsafeZioRun.runOrThrow(
+            triplestoreService(_.query(Select("""
+                                                |PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
+                                                |PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
+                                                |PREFIX owl: <http://www.w3.org/2002/07/owl#>
+                                                |PREFIX freetest: <http://www.knora.org/ontology/0001/freetest#>
+                                                |
+                                                |SELECT ?property ?maxCardinality
+                                                |WHERE {
+                                                |  freetest:ComicBook rdfs:subClassOf ?restriction .
+                                                |  ?restriction rdf:type owl:Restriction .
+                                                |  ?restriction owl:onProperty ?property .
+                                                |  ?restriction owl:maxCardinality ?maxCardinality .
+                                                |}""".stripMargin))),
+          )
+        assert(
+          queryResult.results.bindings.exists(row =>
+            row.rowMap.get("property").contains("http://www.knora.org/ontology/0001/freetest#hasComicAuthor")
+              && row.rowMap.get("maxCardinality").contains("1"),
+          ),
+        )
+        assert(
+          queryResult.results.bindings.exists(row =>
+            row.rowMap.get("property").contains("http://www.knora.org/ontology/0001/freetest#hasComicAuthorValue")
+              && row.rowMap.get("maxCardinality").contains("1"),
+          ),
+        )
+      }
     }
 
     "not create a property without an rdf:type" in {
diff --git a/webapi/src/main/scala/org/knora/webapi/responders/v2/OntologyResponderV2.scala b/webapi/src/main/scala/org/knora/webapi/responders/v2/OntologyResponderV2.scala
index 7df746c2bb..d3852a4349 100644
--- a/webapi/src/main/scala/org/knora/webapi/responders/v2/OntologyResponderV2.scala
+++ b/webapi/src/main/scala/org/knora/webapi/responders/v2/OntologyResponderV2.scala
@@ -326,7 +326,7 @@ final case class OntologyResponderV2(
    * @param projectIris    the IRIs of the projects selected, or an empty set if all projects are selected.
    * @return a [[ReadOntologyMetadataV2]].
    */
-  private def getOntologyMetadataForProjectsV2(projectIris: Set[SmartIri]): Task[ReadOntologyMetadataV2] = {
+  def getOntologyMetadataForProjectsV2(projectIris: Set[SmartIri]): Task[ReadOntologyMetadataV2] = {
     val returnAllOntologies = projectIris.isEmpty
     for {
       allOntologies <- ontologyCache.getCacheData.map(_.ontologies.values.map(_.ontologyMetadata).toSet)