diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index e8c61bd..2b752cd 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -5,7 +5,7 @@ kotest = "5.9.1"
 kotlinx-benchmark = "0.4.10"
 
 [libraries]
-kotlinx-serialization-core = { module = "org.jetbrains.kotlinx:kotlinx-serialization-core", version = "1.6.3" }
+kotlinx-serialization-core = { module = "org.jetbrains.kotlinx:kotlinx-serialization-core", version = "1.7.0" }
 
 # benchmark
 kotlinx-benchmark-runtime = { module = "org.jetbrains.kotlinx:kotlinx-benchmark-runtime", version.ref = "kotlinx-benchmark" }