diff --git a/build.gradle.kts b/build.gradle.kts
index 2c439c7f..c24d5527 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -10,7 +10,7 @@ val plotlyVersion by extra("2.29.0")
 
 allprojects {
     group = "space.kscience"
-    version = "0.7.1.1"
+    version = "0.7.1.1-ktor3"
 }
 
 apiValidation {
diff --git a/examples/fx-demo/src/main/kotlin/space/kscience/plotly/fx/PlotlyFXController.kt b/examples/fx-demo/src/main/kotlin/space/kscience/plotly/fx/PlotlyFXController.kt
index c0dc21be..da68e11b 100644
--- a/examples/fx-demo/src/main/kotlin/space/kscience/plotly/fx/PlotlyFXController.kt
+++ b/examples/fx-demo/src/main/kotlin/space/kscience/plotly/fx/PlotlyFXController.kt
@@ -3,10 +3,7 @@ package space.kscience.plotly.fx
 import io.ktor.server.engine.ApplicationEngine
 import javafx.beans.property.SimpleIntegerProperty
 import javafx.beans.property.SimpleStringProperty
-import kotlinx.coroutines.DelicateCoroutinesApi
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.GlobalScope
-import kotlinx.coroutines.launch
+import kotlinx.coroutines.*
 import tornadofx.*
 import java.net.URI
 
@@ -35,9 +32,9 @@ class PlotlyFXController : Controller() {
 
     val address = SimpleStringProperty()
 
-    fun displayPage(page: String) {
+    fun displayPage(page: String) = runBlocking {
         server?.let {
-            val connector = it.environment.connectors.first()
+            val connector = it.resolvedConnectors().first()
             val uri = URI("http", null, connector.host, connector.port, null, null, null)
             address.set("$uri/$page")
         }
diff --git a/examples/notebooks/plotlykt-demo.ipynb b/examples/notebooks/plotlykt-demo.ipynb
index c2c502bf..81281f1c 100644
--- a/examples/notebooks/plotlykt-demo.ipynb
+++ b/examples/notebooks/plotlykt-demo.ipynb
@@ -2,36 +2,22 @@
  "cells": [
   {
    "cell_type": "code",
-   "execution_count": null,
    "metadata": {},
-   "outputs": [],
    "source": [
     "import space.kscience.plotly.PlotlyIntegration\n",
-    "\n",
-    "val integration = PlotlyIntegration()\n",
-    "\n",
-    "USE(integration.getDefinitions(notebook).first())\n",
-    "//%use plotly"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "outputs": [],
-   "source": [
-    "Plotly.jupyter.notebook()"
+    "USE(PlotlyIntegration())\n",
+    "//@file:CompilerArgs(\"-jvm-target=11\")\n",
+    "//@file:Repository(\"https://repo.kotlin.link\")\n",
+    "//@file:DependsOn(\"space.kscience:plotlykt-jupyter-jvm:0.7.1\")"
    ],
-   "metadata": {
-    "collapsed": false
-   },
+   "outputs": [],
    "execution_count": null
   },
   {
    "cell_type": "code",
-   "execution_count": null,
    "metadata": {
     "tags": []
    },
-   "outputs": [],
    "source": [
     "import kotlin.math.*\n",
     "\n",
@@ -59,14 +45,74 @@
     "    }\n",
     "\n",
     "}"
-   ]
+   ],
+   "outputs": [],
+   "execution_count": null
   },
   {
    "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
+   "source": [
+    "HTML(\n",
+    "    \"\"\"\n",
+    "    <div id=\"debug\">\n",
+    "        debug\n",
+    "    </div>\n",
+    "     \"\"\".trimIndent()\n",
+    ")"
+   ],
+   "metadata": {
+    "collapsed": false
+   },
    "outputs": [],
-   "source": []
+   "execution_count": null
+  },
+  {
+   "cell_type": "code",
+   "source": [
+    "HTML(\"\"\"\n",
+    "<script type = \"text/javascript\">\n",
+    "        element = document.getElementById(\"debug\")\n",
+    "        element.append(window.Plotly)\n",
+    "        element.append(window.plotlyConnect)\n",
+    "</script>\n",
+    "     \"\"\".trimIndent())"
+   ],
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [],
+   "execution_count": null
+  },
+  {
+   "cell_type": "code",
+   "source": [],
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [],
+   "execution_count": null
+  },
+  {
+   "cell_type": "code",
+   "source": [
+    "HTML(\"\"\"\n",
+    "<script src=\"https://cdn.plot.ly/plotly-2.29.1.min.js\" charset=\"utf-8\"></script>\n",
+    "\"\"\")"
+   ],
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [],
+   "execution_count": null
+  },
+  {
+   "cell_type": "code",
+   "source": [],
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [],
+   "execution_count": null
   }
  ],
  "metadata": {
diff --git a/plotlykt-server/build.gradle.kts b/plotlykt-server/build.gradle.kts
index ec7d9cc9..a8c1c210 100644
--- a/plotlykt-server/build.gradle.kts
+++ b/plotlykt-server/build.gradle.kts
@@ -1,5 +1,3 @@
-import space.kscience.gradle.KScienceVersions
-
 plugins {
     id("space.kscience.gradle.mpp")
     kotlin("jupyter.api")
@@ -7,7 +5,7 @@ plugins {
 }
 
 val dataforgeVersion: String by rootProject.extra
-val ktorVersion = KScienceVersions.ktorVersion
+val ktorVersion = "3.0.2"
 
 kscience{
     jvm()
diff --git a/plotlykt-server/src/jvmMain/kotlin/space/kscience/plotly/server/PlotlyServer.kt b/plotlykt-server/src/jvmMain/kotlin/space/kscience/plotly/server/PlotlyServer.kt
index d08a057c..7d9a3067 100644
--- a/plotlykt-server/src/jvmMain/kotlin/space/kscience/plotly/server/PlotlyServer.kt
+++ b/plotlykt-server/src/jvmMain/kotlin/space/kscience/plotly/server/PlotlyServer.kt
@@ -2,6 +2,7 @@ package space.kscience.plotly.server
 
 import io.ktor.http.*
 import io.ktor.server.application.*
+import io.ktor.server.cio.CIO
 import io.ktor.server.engine.ApplicationEngine
 import io.ktor.server.engine.embeddedServer
 import io.ktor.server.html.respondHtml
@@ -17,6 +18,7 @@ import io.ktor.websocket.Frame
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.runBlocking
 import kotlinx.html.*
 import kotlinx.serialization.json.JsonObject
 import space.kscience.dataforge.meta.*
@@ -25,7 +27,6 @@ import space.kscience.plotly.*
 import space.kscience.plotly.server.PlotlyServer.Companion.DEFAULT_PAGE
 import java.awt.Desktop
 import java.net.URI
-import kotlin.collections.set
 import kotlin.coroutines.CoroutineContext
 
 public enum class PlotlyUpdateMode {
@@ -273,7 +274,7 @@ public fun Application.plotlyModule(route: String = DEFAULT_PAGE, block: PlotlyS
     }
 
 //    val root: Route = feature(Routing).createRouteFromPath(route)
-    return PlotlyServer(plugin(Routing), route).apply(block)
+    return PlotlyServer(plugin(RoutingRoot), route).apply(block)
 }
 
 
@@ -304,14 +305,14 @@ public fun Plotly.serve(
     host: String = "localhost",
     port: Int = 7777,
     block: PlotlyServer.() -> Unit,
-): ApplicationEngine = scope.embeddedServer(io.ktor.server.cio.CIO, port, host) {
+): ApplicationEngine = scope.embeddedServer(CIO, port, host) {
 //    install(CallLogging)
     install(CORS) {
         anyHost()
     }
 
     plotlyModule(block = block)
-}.start()
+}.start().engine
 
 /**
  * A shortcut to make a single plot at the default page
@@ -328,8 +329,8 @@ public fun PlotlyServer.plot(
     }
 }
 
-public fun ApplicationEngine.show() {
-    val connector = environment.connectors.first()
+public fun ApplicationEngine.show(): Unit = runBlocking {
+    val connector = resolvedConnectors().first()
     val uri = URI("http", null, connector.host, connector.port, null, null, null)
     Desktop.getDesktop().browse(uri)
 }