diff --git a/src/main/scala/ee/hrzn/chryse/platform/resource/Button.scala b/src/main/scala/ee/hrzn/chryse/platform/resource/Button.scala
index b83e8a6..71a9043 100644
--- a/src/main/scala/ee/hrzn/chryse/platform/resource/Button.scala
+++ b/src/main/scala/ee/hrzn/chryse/platform/resource/Button.scala
@@ -4,7 +4,7 @@ import chisel3._
 
 class Button
     extends ResourceData[Bool](Input(Bool()))
-    with ResourceDataUserInvertible[Bool] {}
+    with ResourceDataUserInvertible {}
 
 object Button {
   def apply() = new Button
diff --git a/src/main/scala/ee/hrzn/chryse/platform/resource/LED.scala b/src/main/scala/ee/hrzn/chryse/platform/resource/LED.scala
index a26049c..13bc164 100644
--- a/src/main/scala/ee/hrzn/chryse/platform/resource/LED.scala
+++ b/src/main/scala/ee/hrzn/chryse/platform/resource/LED.scala
@@ -4,7 +4,7 @@ import chisel3._
 
 class LED
     extends ResourceData[Bool](Output(Bool()))
-    with ResourceDataUserInvertible[Bool] {}
+    with ResourceDataUserInvertible {}
 
 object LED {
   def apply() = new LED
diff --git a/src/main/scala/ee/hrzn/chryse/platform/resource/ResourceData.scala b/src/main/scala/ee/hrzn/chryse/platform/resource/ResourceData.scala
index d9f3dfa..e06f8e8 100644
--- a/src/main/scala/ee/hrzn/chryse/platform/resource/ResourceData.scala
+++ b/src/main/scala/ee/hrzn/chryse/platform/resource/ResourceData.scala
@@ -6,7 +6,7 @@ import ee.hrzn.chryse.chisel.DirectionOf
 
 import scala.language.implicitConversions
 
-trait ResourceDataUserInvertible[HW <: Data] extends ResourceData[HW] {
+trait ResourceDataUserInvertible { this: ResourceData[_] =>
   def inverted: this.type = {
     _invert = true
     this