diff --git a/src/main/kotlin/io/gitlab/jfronny/sdom/model/Contest.kt b/src/main/kotlin/io/gitlab/jfronny/sdom/model/Contest.kt
index 9b9c0a4..89e3075 100644
--- a/src/main/kotlin/io/gitlab/jfronny/sdom/model/Contest.kt
+++ b/src/main/kotlin/io/gitlab/jfronny/sdom/model/Contest.kt
@@ -6,14 +6,14 @@ import kotlinx.serialization.Serializable
 @Serializable
 data class Contest(
     @SerialName("formal_name") val formalName: String,
-    @SerialName("scoreboard_type") val scoreboardType: String,
+    //not needed here @SerialName("scoreboard_type") val scoreboardType: String,
     @SerialName("start_time") val startTime: String, // DateTime
     @SerialName("end_time") val endTime: String, // DateTime
-    @SerialName("scoreboard_thaw_time") val scoreboardThawTime: String, // DateTime
+    //not needed here @SerialName("scoreboard_thaw_time") val scoreboardThawTime: String, // DateTime
     @SerialName("duration") val duration: String,
     @SerialName("scoreboard_freeze_duration") val scoreboardFreezeDuration: String?,
-    val banner: ImageFile,
-    val problemset: FileWithName,
+    //not needed here val banner: List<ImageFile>,
+    //not needed here val problemset: List<FileWithName>,
     val id: String,
     @SerialName("external_id") val externalId: String,
     val name: String,