diff --git a/src/main/kotlin/com/mineinabyss/deeperworld/DeeperConfig.kt b/src/main/kotlin/com/mineinabyss/deeperworld/DeeperConfig.kt
index bae4222..d703bb1 100644
--- a/src/main/kotlin/com/mineinabyss/deeperworld/DeeperConfig.kt
+++ b/src/main/kotlin/com/mineinabyss/deeperworld/DeeperConfig.kt
@@ -12,34 +12,31 @@ import org.bukkit.World
 import kotlin.time.Duration
 import kotlin.time.Duration.Companion.seconds
 
-val deeperConfig get() = deeperWorld.config.data.deeperConfig
+val deeperConfig get() = deeperWorld.config.data
 @Serializable
-data class DeeperWorldConfig(val deeperConfig: DeeperConfig = DeeperConfig()) {
-    @Serializable
-    data class DeeperConfig(
-        val sections: List<Section> = emptyList(),
-        val damageOutsideSections: Double = 0.0,
-        val damageExcludedWorlds: Set<@Serializable(with = WorldSerializer::class) World> = emptySet(),
-        val remountPacketDelay: Duration = 40.ticks,
-        val fall: FallDamageConfig = FallDamageConfig(),
-        val time: TimeConfig = TimeConfig(),
-    ) {
-        val worlds = sections.map { it.world }.toSet()
-    }
+data class DeeperWorldConfig(
+    val sections: List<Section> = emptyList(),
+    val damageOutsideSections: Double = 0.0,
+    val damageExcludedWorlds: Set<@Serializable(with = WorldSerializer::class) World> = emptySet(),
+    val remountPacketDelay: Duration = 40.ticks,
+    val fall: FallDamageConfig = FallDamageConfig(),
+    val time: TimeConfig = TimeConfig(),
+) {
+    val worlds = sections.map { it.world }.toSet()
 
     @Serializable
     data class FallDamageConfig(
         val maxSafeDist: Float = -1f,
         val fallDistanceDamageScaler: Double = 0.01,
         val startingDamage: Double = 1.0,
-        val hitDelay: Duration = 10.ticks,
+        val hitDelay: @Serializable(DurationSerializer::class) Duration = 10.ticks,
         val spawnParticles: Boolean = true
     )
 
     @Serializable
     data class TimeConfig(
-        val updateInterval: Duration = 1800.seconds,
-        val mainWorld: World? = null,
-        val syncedWorlds: Map<World, Long> = emptyMap(),
+        val updateInterval: @Serializable(DurationSerializer::class) Duration = 1800.seconds,
+        val mainWorld: @Serializable(WorldSerializer::class) World? = null,
+        val syncedWorlds: Map<@Serializable(WorldSerializer::class) World, Long> = emptyMap(),
     )
 }
diff --git a/src/main/kotlin/com/mineinabyss/deeperworld/world/WorldManagerImpl.kt b/src/main/kotlin/com/mineinabyss/deeperworld/world/WorldManagerImpl.kt
index 2d26816..9d29927 100644
--- a/src/main/kotlin/com/mineinabyss/deeperworld/world/WorldManagerImpl.kt
+++ b/src/main/kotlin/com/mineinabyss/deeperworld/world/WorldManagerImpl.kt
@@ -1,5 +1,6 @@
 package com.mineinabyss.deeperworld.world
 
+import com.mineinabyss.deeperworld.deeperConfig
 import com.mineinabyss.deeperworld.services.WorldManager
 import com.mineinabyss.deeperworld.world.section.AbstractSectionKey.CustomSectionKey
 import com.mineinabyss.deeperworld.world.section.Section
@@ -10,7 +11,7 @@ import org.bukkit.World
 class WorldManagerImpl : WorldManager {
     override val sections get() = sectionMap.values.toSet()
 
-    private val sectionMap: MutableMap<SectionKey, Section> = HashMap()
+    private val sectionMap = deeperConfig.sections.associateBy { it.key }.toMutableMap()
 
 
     override fun registerSection(name: String, section: Section): SectionKey =
@@ -20,7 +21,7 @@ class WorldManagerImpl : WorldManager {
         registerInternal(sectionKey, section)
 
     private fun registerInternal(key: SectionKey, section: Section): SectionKey {
-        if (sectionMap.containsKey(key)) throw RuntimeException("Bruh") //TODO change to checked exception
+        if (key in sectionMap) throw RuntimeException("Bruh") //TODO change to checked exception
         sectionMap[key] = section
         return key
     }
diff --git a/src/main/kotlin/com/mineinabyss/deeperworld/world/section/Section.kt b/src/main/kotlin/com/mineinabyss/deeperworld/world/section/Section.kt
index d48a325..6108148 100644
--- a/src/main/kotlin/com/mineinabyss/deeperworld/world/section/Section.kt
+++ b/src/main/kotlin/com/mineinabyss/deeperworld/world/section/Section.kt
@@ -27,9 +27,9 @@ import org.bukkit.util.Vector
 data class Section(
     val name: String? = null,
     val region: Region,
-    val world: World,
-    @SerialName("refTop") private val _refTop: Vector,
-    @SerialName("refBottom") private val _refBottom: Vector
+    val world: @Serializable(WorldSerializer::class) World,
+    @SerialName("refTop") private val _refTop: @Serializable(VectorSerializer::class) Vector,
+    @SerialName("refBottom") private val _refBottom: @Serializable(VectorSerializer::class) Vector
 ) {
     @Transient
     val referenceTop = _refTop.toLocation(world)