diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 648a115..83ccdd1 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -5,7 +5,7 @@ pty4j = "0.13.6"
 tinylog = "2.7.0"
 kotlinx-coroutines = "1.10.2"
 flatlaf = "3.6"
-kotlinx-serialization-json = "1.8.1"
+kotlinx-serialization-json = "1.9.0"
 commons-codec = "1.18.0"
 commons-lang3 = "3.17.0"
 commons-csv = "1.14.0"