diff --git a/samples/weather-stdio-server/gradle/libs.versions.toml b/samples/weather-stdio-server/gradle/libs.versions.toml
index a580416a..5fb91dc0 100644
--- a/samples/weather-stdio-server/gradle/libs.versions.toml
+++ b/samples/weather-stdio-server/gradle/libs.versions.toml
@@ -1,7 +1,7 @@
 [versions]
 coroutines = "1.10.2"
 kotlin = "2.2.21"
-ktor = "3.2.3"
+ktor = "3.4.1"
 logging = "8.0.01"
 mcp-kotlin = "0.9.0"
 shadow = "9.4.0"