diff --git a/js/js.libraries/src/core/htmlDom.kt b/js/js.libraries/src/core/htmlDom.kt
index baa3fdbca8c..7e0fb033fec 100644
--- a/js/js.libraries/src/core/htmlDom.kt
+++ b/js/js.libraries/src/core/htmlDom.kt
@@ -518,6 +518,8 @@ public native trait HTMLImageElement : HTMLElement {
     public native var hspace: Double
     public native var isMap: Boolean
     public native var longDesc: String
+    public native var naturalHeight: Int
+    public native var naturalWidth: Int
     public native var src: String
     public native var useMap: String
     public native var vspace: Double