diff --git a/build.gradle.kts b/build.gradle.kts
index 1a47e65..0c2f42a 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -2,11 +2,11 @@ import org.graalvm.buildtools.gradle.dsl.GraalVMExtension
 import java.lang.System.getProperty
 
 plugins {
-    kotlin("jvm") version("1.9.21")
+    kotlin("jvm") version("1.9.22")
     id("org.graalvm.buildtools.native") version("0.9.28")
 }
 
-val hexagonVersion = "3.4.5"
+val hexagonVersion = "3.4.6"
 val gradleScripts = "https://raw.githubusercontent.com/hexagonkt/hexagon/$hexagonVersion/gradle"
 
 ext.set("options", "-Xmx48m")
@@ -24,9 +24,8 @@ group="org.example"
 description="Service's description"
 
 dependencies {
-    "implementation"("com.hexagonkt:http_server_jetty:$hexagonVersion")
+    "implementation"("com.hexagonkt:http_server_netty:$hexagonVersion")
     "implementation"("com.hexagonkt:serialization_jackson_json:$hexagonVersion")
-    "implementation"("org.slf4j:slf4j-nop:2.0.9")
 
     "testImplementation"("com.hexagonkt:http_client_jetty:$hexagonVersion")
 }
diff --git a/src/main/kotlin/rest/RestApi.kt b/src/main/kotlin/rest/RestApi.kt
index 512b53d..5120d83 100644
--- a/src/main/kotlin/rest/RestApi.kt
+++ b/src/main/kotlin/rest/RestApi.kt
@@ -8,7 +8,7 @@ import com.hexagonkt.http.server.HttpServer
 import com.hexagonkt.http.server.HttpServerSettings
 import com.hexagonkt.http.handlers.HttpHandler
 import com.hexagonkt.http.handlers.path
-import com.hexagonkt.http.server.jetty.JettyServletAdapter
+import com.hexagonkt.http.server.netty.NettyServerAdapter
 import com.hexagonkt.serialization.jackson.json.Json
 import com.hexagonkt.serialization.serialize
 import org.example.domain.AppointmentsService
@@ -60,6 +60,6 @@ class RestApi(
     }
 
     private val settings = HttpServerSettings(ALL_INTERFACES, bindPort)
-    private val serverAdapter = JettyServletAdapter(minThreads = 4)
+    private val serverAdapter = NettyServerAdapter()
     val server: HttpServer = HttpServer(serverAdapter, applicationHandler, settings)
 }