diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 9fa339a..aac11f7 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -3,7 +3,7 @@ java-compilation = "21"
 gradle-starter = "0.77.0"
 gradle-pluginpublish = "1.3.0"
 google-agp = "8.6.1"
-maven-kotlin-serialization = "1.7.2"
+maven-kotlin-serialization = "1.7.3"
 maven-kotlin = "2.0.20"
 maven-junit = "5.11.0"
 maven-assertj = "3.26.3"
diff --git a/sample/gradle/libs.versions.toml b/sample/gradle/libs.versions.toml
index ac803da..ffbaa2f 100644
--- a/sample/gradle/libs.versions.toml
+++ b/sample/gradle/libs.versions.toml
@@ -1,6 +1,6 @@
 [versions]
 gradle-starter = "0.77.0"
-maven-kotlin-serialization = "1.7.2"
+maven-kotlin-serialization = "1.7.3"
 maven-kotlin = "2.0.20"
 maven-junit = "5.11.0"
 maven-junit4 = "4.13.2"