diff --git a/build.gradle.kts b/build.gradle.kts
index babdb96..113c8ca 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -29,7 +29,7 @@ repositories {
 
 extra["testcontainersVersion"] = "1.20.4"
 extra["fmodelVersion"] = "3.6.0"
-extra["kotlinxSerializationJson"] = "1.7.3"
+extra["kotlinxSerializationJson"] = "1.8.0"
 extra["kotlinxCollectionsImmutable"] = "0.3.8"
 extra["kotlinLogging"] = "3.0.5"
 extra["kotlinxCoroutinesTest"] = "1.9.0"