diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 996ce7c6..2844c696 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -7,7 +7,7 @@ kotlin-dokka = "2.0.0"
 kotlinx-bcv = "0.18.0"
 kotlinx-kover = "0.9.1"
 kotlinx-io = "0.8.0"
-kotlinx-serialization = "1.8.1"
+kotlinx-serialization = "1.9.0"
 kotlinx-coroutines = "1.10.2"
 ktor = "3.1.2"