diff --git a/backend/gradle/libs.versions.toml b/backend/gradle/libs.versions.toml
index 7cc3c12..e98ee77 100644
--- a/backend/gradle/libs.versions.toml
+++ b/backend/gradle/libs.versions.toml
@@ -10,7 +10,7 @@ kotlin_logging = "8.0.01"
 kotlin = "2.3.20"
 kotlinter = "5.4.2"
 kotlinx_coroutines = "1.10.2"
-kotlinx_serialization = "1.10.0"
+kotlinx_serialization = "1.11.0"
 ktor = "3.4.2"
 logback = "1.5.32"
 prometheus = "1.16.4"