diff --git a/samples/simple-streamable-server/gradle/libs.versions.toml b/samples/simple-streamable-server/gradle/libs.versions.toml
index dc7393d..e3f8f6a 100644
--- a/samples/simple-streamable-server/gradle/libs.versions.toml
+++ b/samples/simple-streamable-server/gradle/libs.versions.toml
@@ -1,5 +1,5 @@
 [versions]
-kotlin = "2.3.21"
+kotlin = "2.4.0"
 ktor = "3.5.1"
 junit = "6.1.1"
 mcp-kotlin = "0.13.0"