diff --git a/samples/webhook-server-ktor/build.gradle.kts b/samples/webhook-server-ktor/build.gradle.kts
index cc8f989b..c0da754e 100644
--- a/samples/webhook-server-ktor/build.gradle.kts
+++ b/samples/webhook-server-ktor/build.gradle.kts
@@ -51,7 +51,7 @@ dependencies {
     implementation("io.ktor:ktor-server-core-jvm:$ktorVersion")
     implementation("io.ktor:ktor-server-netty-jvm:$ktorVersion")
 
-    val logbackVersion = "1.4.14"
+    val logbackVersion = "1.5.11"
     implementation("ch.qos.logback:logback-classic:$logbackVersion")
 
     testImplementation("io.ktor:ktor-server-test-host")