diff --git a/samples/kotlin-mcp-client/gradle/libs.versions.toml b/samples/kotlin-mcp-client/gradle/libs.versions.toml
index 747918697..d06145869 100644
--- a/samples/kotlin-mcp-client/gradle/libs.versions.toml
+++ b/samples/kotlin-mcp-client/gradle/libs.versions.toml
@@ -1,6 +1,6 @@
 [versions]
 anthropic = "2.43.0"
-kotlin = "2.3.21"
+kotlin = "2.4.0"
 ktor = "3.3.3"
 mcp-kotlin = "0.13.0"
 shadow = "9.4.2"