diff --git a/demo/gdml/src/jsMain/kotlin/hep/dataforge/vision/gdml/demo/GDMLAppComponent.kt b/demo/gdml/src/jsMain/kotlin/hep/dataforge/vision/gdml/demo/GDMLAppComponent.kt
index 99d4bc59..9cd2c2bd 100644
--- a/demo/gdml/src/jsMain/kotlin/hep/dataforge/vision/gdml/demo/GDMLAppComponent.kt
+++ b/demo/gdml/src/jsMain/kotlin/hep/dataforge/vision/gdml/demo/GDMLAppComponent.kt
@@ -59,7 +59,7 @@ val GDMLApp = component<GDMLAppProps> { props ->
         val parsedVision = when {
             name.endsWith(".gdml") || name.endsWith(".xml") -> {
                 val gdml = GDML.parse(data)
-                gdml.toVision(gdmlConfiguration)
+                gdml.toVision()
             }
             name.endsWith(".json") -> SolidGroup.parseJson(data)
             else -> {
diff --git a/demo/gdml/src/jsMain/kotlin/hep/dataforge/vision/gdml/demo/GdmlJsDemoApp.kt b/demo/gdml/src/jsMain/kotlin/hep/dataforge/vision/gdml/demo/GdmlJsDemoApp.kt
index 40d35a09..fc0478f0 100644
--- a/demo/gdml/src/jsMain/kotlin/hep/dataforge/vision/gdml/demo/GdmlJsDemoApp.kt
+++ b/demo/gdml/src/jsMain/kotlin/hep/dataforge/vision/gdml/demo/GdmlJsDemoApp.kt
@@ -14,18 +14,6 @@ import styled.injectGlobal
 import kotlin.browser.document
 
 
-val gdmlConfiguration: GDMLTransformer.() -> Unit = {
-    lUnit = LUnit.CM
-
-    solidConfiguration = { parent, _ ->
-        if (parent.physVolumes.isNotEmpty()) {
-            useStyle("opaque") {
-                MATERIAL_OPACITY_KEY put 0.3
-            }
-        }
-    }
-}
-
 private class GDMLDemoApp : Application {
 
     override fun start(state: Map<String, Any>) {
@@ -46,7 +34,7 @@ private class GDMLDemoApp : Application {
             child(GDMLApp) {
                 attrs {
                     this.context = context
-                    this.rootObject = cubes().toVision(gdmlConfiguration)
+                    this.rootObject = cubes().toVision()
                 }
             }
         }
diff --git a/demo/gdml/src/jvmMain/kotlin/hep/dataforge/vision/gdml/demo/readFile.kt b/demo/gdml/src/jvmMain/kotlin/hep/dataforge/vision/gdml/demo/readFile.kt
index c0fcd2ed..355d6f98 100644
--- a/demo/gdml/src/jvmMain/kotlin/hep/dataforge/vision/gdml/demo/readFile.kt
+++ b/demo/gdml/src/jvmMain/kotlin/hep/dataforge/vision/gdml/demo/readFile.kt
@@ -18,18 +18,18 @@ import java.util.zip.ZipInputStream
 fun SolidManager.Companion.readFile(file: File): SolidGroup = when {
     file.extension == "gdml" || file.extension == "xml" -> {
         GDML.readFile(file.toPath()).toVision {
-            lUnit = LUnit.CM
-
-            solidConfiguration = { parent, solid ->
-                if (solid.name == "cave") {
-                    setItem(SolidMaterial.MATERIAL_WIREFRAME_KEY, true.asValue())
-                }
-                if (parent.physVolumes.isNotEmpty()) {
-                    useStyle("opaque") {
-                        SolidMaterial.MATERIAL_OPACITY_KEY put 0.3
-                    }
-                }
-            }
+//            lUnit = LUnit.CM
+//
+//            solidConfiguration = { parent, solid ->
+//                if (solid.name == "cave") {
+//                    setItem(SolidMaterial.MATERIAL_WIREFRAME_KEY, true.asValue())
+//                }
+//                if (parent.physVolumes.isNotEmpty()) {
+//                    useStyle("opaque") {
+//                        SolidMaterial.MATERIAL_OPACITY_KEY put 0.3
+//                    }
+//                }
+//            }
         }
     }
     file.extension == "json" -> SolidGroup.parseJson(file.readText())
diff --git a/visionforge-gdml/src/commonMain/kotlin/hep/dataforge/vision/gdml/GDMLTransformer.kt b/visionforge-gdml/src/commonMain/kotlin/hep/dataforge/vision/gdml/GDMLTransformer.kt
index 299a9b16..df14eb40 100644
--- a/visionforge-gdml/src/commonMain/kotlin/hep/dataforge/vision/gdml/GDMLTransformer.kt
+++ b/visionforge-gdml/src/commonMain/kotlin/hep/dataforge/vision/gdml/GDMLTransformer.kt
@@ -47,9 +47,7 @@ class GDMLTransformer(val root: GDML) {
     }
 
     internal val volumes by lazy {
-        proto.group(volumesName) {
-            config["edges.enabled"] = true
-        }
+        proto.group(volumesName)
     }
     private val styleCache = HashMap<Name, Meta>()
 
@@ -58,6 +56,7 @@ class GDMLTransformer(val root: GDML) {
         if (parent.physVolumes.isNotEmpty()) {
             useStyle("opaque") {
                 SolidMaterial.MATERIAL_OPACITY_KEY put 0.3
+                "edges.enabled" put true
             }
         }
     }