diff --git a/src/main/scala/org/scalajs/dom/html.scala b/src/main/scala/org/scalajs/dom/html.scala
index 9be138a06..9c3c3fcd2 100644
--- a/src/main/scala/org/scalajs/dom/html.scala
+++ b/src/main/scala/org/scalajs/dom/html.scala
@@ -9,12 +9,14 @@ object html {
   type Applet = raw.HTMLAppletElement
   type Audio = raw.HTMLAudioElement
   type Area = raw.HTMLAreaElement
+  @deprecated("Non-standard", "0.9.8")
   type AreasCollection = raw.HTMLAreasCollection
   type Base = raw.HTMLBaseElement
   @deprecated("Obsolete.", "DOM Level 2")
   type BaseFont = raw.HTMLBaseFontElement
   @deprecated("Non standard.", "forever")
   type BGSound = raw.HTMLBGSoundElement
+  @deprecated("Non-standard", "0.9.8")
   type BlockElement = raw.HTMLBlockElement
   type Body = raw.HTMLBodyElement
   type Button = raw.HTMLButtonElement
@@ -22,11 +24,13 @@ object html {
   type Canvas = raw.HTMLCanvasElement
   type Collection = raw.HTMLCollection
   type DataList = raw.HTMLDataListElement
+  @deprecated("Non-standard.", "0.9.8")
   type DD = raw.HTMLDDElement
   @deprecated("Obsolete.", "HTML 4")
   type Directory = raw.HTMLDirectoryElement
   type Div = raw.HTMLDivElement
   type DList = raw.HTMLDListElement
+  @deprecated("Non-standard.", "0.9.8")
   type DT = raw.HTMLDTElement
   type Document = raw.HTMLDocument
   type Element = raw.HTMLElement
@@ -69,6 +73,7 @@ object html {
   type Paragraph = raw.HTMLParagraphElement
   type Param = raw.HTMLParamElement
   type Pre = raw.HTMLPreElement
+  @deprecated("Non-standard", "0.9.8")
   type Phrase = raw.HTMLPhraseElement
   type Progress = raw.HTMLProgressElement
   type Quote = raw.HTMLQuoteElement
@@ -82,7 +87,13 @@ object html {
   type TableCaption = raw.HTMLTableCaptionElement
   type TableCell = raw.HTMLTableCellElement
   type TableCol = raw.HTMLTableColElement
+  @deprecated(
+      "https://developer.mozilla.org/en-US/docs/Web/API/HTMLTableDataCellElement",
+      "0.9.8")
   type TableDataCell = raw.HTMLTableDataCellElement
+  @deprecated(
+      "https://developer.mozilla.org/en-US/docs/Web/API/HTMLTableHeaderCellElement",
+      "0.9.8")
   type TableHeaderCell = raw.HTMLTableHeaderCellElement
   type TableRow = raw.HTMLTableRowElement
   type TableSection = raw.HTMLTableSectionElement
diff --git a/src/main/scala/org/scalajs/dom/raw/Html.scala b/src/main/scala/org/scalajs/dom/raw/Html.scala
index a327c270a..85a33445d 100644
--- a/src/main/scala/org/scalajs/dom/raw/Html.scala
+++ b/src/main/scala/org/scalajs/dom/raw/Html.scala
@@ -858,6 +858,9 @@ abstract class HTMLTableElement extends HTMLElement {
  */
 @js.native
 @JSGlobal
+@deprecated(
+    "https://developer.mozilla.org/en-US/docs/Web/API/HTMLTableDataCellElement",
+    "0.9.8")
 abstract class HTMLTableDataCellElement extends HTMLTableCellElement
 
 /**
@@ -918,6 +921,7 @@ abstract class HTMLParagraphElement extends HTMLElement {
 }
 
 @js.native
+@deprecated("Non-standard", "0.9.8")
 trait HTMLAreasCollection extends HTMLCollection {
   def remove(index: Int = js.native): Unit = js.native
 
@@ -1126,6 +1130,7 @@ abstract class HTMLSelectElement extends HTMLElement {
 }
 
 @js.native
+@deprecated("Non-standard.", "0.9.8")
 trait HTMLBlockElement extends HTMLElement {
   var width: Double = js.native
   var cite: String = js.native
@@ -1176,6 +1181,7 @@ abstract class HTMLMetaElement extends HTMLElement {
 
 @js.native
 @JSGlobal
+@deprecated("Non-standard.", "0.9.8")
 abstract class HTMLDDElement extends HTMLElement {
   var noWrap: Boolean = js.native
 }
@@ -1381,6 +1387,7 @@ abstract class HTMLMapElement extends HTMLElement {
    *
    * MDN
    */
+  @deprecated("Non-standard", "0.9.8")
   def areas: HTMLAreasCollection = js.native
 }
 
@@ -2024,6 +2031,9 @@ abstract class HTMLQuoteElement extends HTMLElement {
  */
 @js.native
 @JSGlobal
+@deprecated(
+    "https://developer.mozilla.org/en-US/docs/Web/API/HTMLTableHeaderCellElement",
+    "0.9.8")
 abstract class HTMLTableHeaderCellElement extends HTMLTableCellElement
 
 /**
@@ -3002,6 +3012,7 @@ abstract class HTMLPreElement extends HTMLElement {
 
 @js.native
 @JSGlobal
+@deprecated("Non-standard.", "0.9.8")
 abstract class HTMLPhraseElement extends HTMLElement {
   var dateTime: String = js.native
 }
@@ -3850,6 +3861,7 @@ object HTMLMediaElement extends js.Object {
 
 @js.native
 @JSGlobal
+@deprecated("Non-standard.", "0.9.8")
 abstract class HTMLDTElement extends HTMLElement {
   var noWrap: Boolean = js.native
 }