diff --git a/build.gradle.kts b/build.gradle.kts
index 403d3d4..0c2d44f 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -3,9 +3,9 @@ val kotlin_version: String by project
 val logback_version: String by project
 
 plugins {
-    kotlin("multiplatform") version "1.7.10"
-    kotlin("plugin.serialization") version "1.7.10"
-    id("org.jetbrains.dokka") version "1.7.10"
+    kotlin("multiplatform") version "1.7.21"
+    kotlin("plugin.serialization") version "1.7.21"
+    id("org.jetbrains.dokka") version "1.7.20"
     `maven-publish`
 }
 
@@ -44,6 +44,9 @@ kotlin {
                 implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.6.3")
                 implementation("io.ktor:ktor-client-core:$ktor_version")
                 implementation("io.ktor:ktor-client-websockets:$ktor_version")
+
+                api("org.jetbrains.kotlinx:kotlinx-serialization-json:1.4.1")
+
                 api("org.jetbrains.kotlinx:kotlinx-datetime:0.4.0")
                 api("net.sergeych:boss-serialization-mp:0.2.4-SNAPSHOT")
                 api("net.sergeych:unikrypto:1.2.2-SNAPSHOT")