diff --git a/settings.gradle.kts b/settings.gradle.kts
index a78bda2..2d607bc 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -8,7 +8,7 @@ dependencyResolutionManagement {
       val coroutines = version("coroutines", "1.9.0")
       library("kotlinx-coroutines", "org.jetbrains.kotlinx", "kotlinx-coroutines-jdk8").versionRef(coroutines)
       library("kotlinx-coroutines-test", "org.jetbrains.kotlinx", "kotlinx-coroutines-test").versionRef(coroutines)
-      library("kotlinx-serialization-json", "org.jetbrains.kotlinx:kotlinx-serialization-json:1.8.1")
+      library("kotlinx-serialization-json", "org.jetbrains.kotlinx:kotlinx-serialization-json:1.9.0")
       library("kotlinx-datetime", "org.jetbrains.kotlinx:kotlinx-datetime:0.6.2")
 
       val junit5 = version("junit", "5.13.2")