diff --git a/build.gradle.kts b/build.gradle.kts
index 2be9327a..551ef7df 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -4,7 +4,7 @@ plugins {
 //    kotlin("js") version "1.5.30" apply false
 }
 
-val dataforgeVersion by extra("0.5.2-dev-2")
+val dataforgeVersion by extra("0.5.2-dev-3")
 val fxVersion by extra("11")
 
 allprojects {
diff --git a/visionforge-core/src/jsMain/kotlin/space/kscience/visionforge/VisionClient.kt b/visionforge-core/src/jsMain/kotlin/space/kscience/visionforge/VisionClient.kt
index 017c615d..7c118233 100644
--- a/visionforge-core/src/jsMain/kotlin/space/kscience/visionforge/VisionClient.kt
+++ b/visionforge-core/src/jsMain/kotlin/space/kscience/visionforge/VisionClient.kt
@@ -17,7 +17,7 @@ import space.kscience.visionforge.html.VisionTagConsumer.Companion.OUTPUT_ENDPOI
 import space.kscience.visionforge.html.VisionTagConsumer.Companion.OUTPUT_FETCH_ATTRIBUTE
 import space.kscience.visionforge.html.VisionTagConsumer.Companion.OUTPUT_NAME_ATTRIBUTE
 import kotlin.reflect.KClass
-import kotlin.time.Duration
+import kotlin.time.Duration.Companion.milliseconds
 
 public class VisionClient : AbstractPlugin() {
     override val tag: PluginTag get() = Companion.tag
@@ -105,7 +105,7 @@ public class VisionClient : AbstractPlugin() {
                     onopen = {
                         feedbackJob = vision.flowChanges(
                             visionManager,
-                            Duration.Companion.milliseconds(300)
+                            300.milliseconds
                         ).onEach { change ->
                             send(visionManager.encodeToString(change))
                         }.launchIn(visionManager.context)