diff --git a/samples/kotlinlang-mcp-server/gradle/libs.versions.toml b/samples/kotlinlang-mcp-server/gradle/libs.versions.toml
index 69dfe7e9b..a09e263a5 100644
--- a/samples/kotlinlang-mcp-server/gradle/libs.versions.toml
+++ b/samples/kotlinlang-mcp-server/gradle/libs.versions.toml
@@ -1,5 +1,5 @@
 [versions]
-kotlin = "2.3.21"
+kotlin = "2.4.0"
 ktor = "3.3.3"
 mcp-kotlin = "0.13.0"
 serialization = "1.11.0"