diff --git a/delta/sdk/src/main/scala/ch/epfl/bluebrain/nexus/delta/sdk/organizations/model/OrganizationRejection.scala b/delta/sdk/src/main/scala/ch/epfl/bluebrain/nexus/delta/sdk/organizations/model/OrganizationRejection.scala
index 2cb2fb3374..68710c7ff4 100644
--- a/delta/sdk/src/main/scala/ch/epfl/bluebrain/nexus/delta/sdk/organizations/model/OrganizationRejection.scala
+++ b/delta/sdk/src/main/scala/ch/epfl/bluebrain/nexus/delta/sdk/organizations/model/OrganizationRejection.scala
@@ -18,7 +18,7 @@ import io.circe.{Encoder, JsonObject}
   * @param reason
   *   a descriptive message as to why the rejection occurred
   */
-sealed abstract class OrganizationRejection(val reason: String) extends Throwable with Product with Serializable
+sealed abstract class OrganizationRejection(val reason: String) extends Exception(reason) with Product with Serializable
 
 object OrganizationRejection {
 
diff --git a/delta/sdk/src/main/scala/ch/epfl/bluebrain/nexus/delta/sdk/permissions/Permissions.scala b/delta/sdk/src/main/scala/ch/epfl/bluebrain/nexus/delta/sdk/permissions/Permissions.scala
index ad94177c27..0f919a4fb8 100644
--- a/delta/sdk/src/main/scala/ch/epfl/bluebrain/nexus/delta/sdk/permissions/Permissions.scala
+++ b/delta/sdk/src/main/scala/ch/epfl/bluebrain/nexus/delta/sdk/permissions/Permissions.scala
@@ -157,7 +157,6 @@ object Permissions {
     final val read: Permission   = Permission.unsafe("organizations/read")
     final val write: Permission  = Permission.unsafe("organizations/write")
     final val create: Permission = Permission.unsafe("organizations/create")
-    // TODO setup this permission
     final val delete: Permission = Permission.unsafe("organizations/delete")
   }