diff --git a/dom/src/main/scala/org/scalajs/dom/MathMLMathElement.scala b/dom/src/main/scala/org/scalajs/dom/MathMLMathElement.scala
deleted file mode 100644
index a0fb8609..00000000
--- a/dom/src/main/scala/org/scalajs/dom/MathMLMathElement.scala
+++ /dev/null
@@ -1,10 +0,0 @@
-package org.scalajs.dom
-
-import scala.scalajs.js
-import scala.scalajs.js.annotation._
-
-@js.native
-@JSGlobal
-class MathMLMathElement extends MathMLElement {
-  var display: String = js.native
-}
diff --git a/dom/src/main/scala/org/scalajs/dom/MathMLMiElement.scala b/dom/src/main/scala/org/scalajs/dom/MathMLMiElement.scala
deleted file mode 100644
index 6371fda8..00000000
--- a/dom/src/main/scala/org/scalajs/dom/MathMLMiElement.scala
+++ /dev/null
@@ -1,8 +0,0 @@
-package org.scalajs.dom
-
-import scala.scalajs.js
-import scala.scalajs.js.annotation._
-
-@js.native
-@JSGlobal
-class MathMLMiElement extends MathMLElement
diff --git a/dom/src/main/scala/org/scalajs/dom/MathMLMrowElement.scala b/dom/src/main/scala/org/scalajs/dom/MathMLMrowElement.scala
deleted file mode 100644
index 21ea71ac..00000000
--- a/dom/src/main/scala/org/scalajs/dom/MathMLMrowElement.scala
+++ /dev/null
@@ -1,8 +0,0 @@
-package org.scalajs.dom
-
-import scala.scalajs.js
-import scala.scalajs.js.annotation._
-
-@js.native
-@JSGlobal
-class MathMLMrowElement extends MathMLElement