diff --git a/src/jsMain/kotlin/nl/astraeus/vst/chip/audio/VstChipWorklet.kt b/src/jsMain/kotlin/nl/astraeus/vst/chip/audio/VstChipWorklet.kt
index b07cd70..38f3905 100644
--- a/src/jsMain/kotlin/nl/astraeus/vst/chip/audio/VstChipWorklet.kt
+++ b/src/jsMain/kotlin/nl/astraeus/vst/chip/audio/VstChipWorklet.kt
@@ -6,6 +6,7 @@ object VstChipWorklet : AudioNode(
   "vst-chip-worklet.js",
   "vst-chip-processor"
 ) {
+  var volume = 0.75
 
   override fun onMessage(message: MessageEvent) {
     console.log("Message from worklet: ", message)
diff --git a/src/jsMain/kotlin/nl/astraeus/vst/chip/view/MainView.kt b/src/jsMain/kotlin/nl/astraeus/vst/chip/view/MainView.kt
index b3eb1e7..76936a0 100644
--- a/src/jsMain/kotlin/nl/astraeus/vst/chip/view/MainView.kt
+++ b/src/jsMain/kotlin/nl/astraeus/vst/chip/view/MainView.kt
@@ -11,12 +11,13 @@ import nl.astraeus.komp.HtmlBuilder
 import nl.astraeus.komp.Komponent
 import nl.astraeus.vst.chip.audio.VstChipWorklet
 import nl.astraeus.vst.chip.midi.Midi
-import nl.astraeus.vst.ui.components.ExpKnobComponent
+import nl.astraeus.vst.ui.components.KnobComponent
 import nl.astraeus.vst.ui.css.Css
 import nl.astraeus.vst.ui.css.Css.defineCss
 import nl.astraeus.vst.ui.css.Css.noTextSelect
 import nl.astraeus.vst.ui.css.CssName
 import nl.astraeus.vst.ui.css.hover
+import nl.astraeus.vst.util.formatDouble
 import org.khronos.webgl.Uint8Array
 import org.w3c.dom.HTMLInputElement
 import org.w3c.dom.HTMLSelectElement
@@ -170,9 +171,18 @@ object MainView : Komponent(), CssName {
       }
       div {
         include(
-          ExpKnobComponent(
-
-          )
+          KnobComponent(
+            value = VstChipWorklet.volume,
+            label = "Volume",
+            minValue = 0.0,
+            maxValue = 1.0,
+            step = 2.0 / 127.0,
+            width = 200,
+            height = 160
+          ) { value ->
+            println("Value changed: ${formatDouble(value, 2)}")
+            VstChipWorklet.volume = value
+          }
         )
       }
     }
diff --git a/src/jvmMain/resources/index.html b/src/jsMain/resources/index.html
similarity index 100%
rename from src/jvmMain/resources/index.html
rename to src/jsMain/resources/index.html