diff --git a/samples/simple-streamable-server/gradle/libs.versions.toml b/samples/simple-streamable-server/gradle/libs.versions.toml
index dc668c0..3296f05 100644
--- a/samples/simple-streamable-server/gradle/libs.versions.toml
+++ b/samples/simple-streamable-server/gradle/libs.versions.toml
@@ -2,7 +2,7 @@
 kotlin = "2.3.21"
 ktor = "3.3.3"
 junit = "6.0.3"
-mcp-kotlin = "0.11.1"
+mcp-kotlin = "0.12.0"
 slf4j = "2.0.17"
 shadow = "9.4.1"