diff --git a/gradle.properties b/gradle.properties
index 30d76e6..f778c7d 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,9 +1,9 @@
 kotlin.code.style=official
-kotlin_version=1.3.21
-kotlin_coroutines_version=1.1.1
-kotlin_serialisation_runtime_version=0.10.0
+kotlin_version=1.3.31
+kotlin_coroutines_version=1.2.1
+kotlin_serialisation_runtime_version=0.11.0
 joda_time_version=2.10.1
-ktor_version=1.1.2
+ktor_version=1.1.4
 
 gradle_bintray_plugin_version=1.8.4
 
diff --git a/src/main/kotlin/com/github/insanusmokrassar/PsychomatrixBase/utils/CeilDescriptions/models/CeilInfoConfig.kt b/src/main/kotlin/com/github/insanusmokrassar/PsychomatrixBase/utils/CeilDescriptions/models/CeilInfoConfig.kt
index 717698f..ef62eb3 100644
--- a/src/main/kotlin/com/github/insanusmokrassar/PsychomatrixBase/utils/CeilDescriptions/models/CeilInfoConfig.kt
+++ b/src/main/kotlin/com/github/insanusmokrassar/PsychomatrixBase/utils/CeilDescriptions/models/CeilInfoConfig.kt
@@ -6,13 +6,9 @@ import kotlinx.serialization.Serializable
 
 @Serializable
 data class CeilInfoConfig(
-    @Optional
     val title: String = "",
-    @Optional
     val description: String = "",
-    @Optional
     val note: String? = null,
-    @Optional
     val characteristics: List<CeilCharacteristic> = emptyList()
 ) {
     fun toCeilDescription(countOfCharacteristic: Int): CeilInfo {