diff --git a/Ooui.Forms/PlatformRenderer.cs b/Ooui.Forms/PlatformRenderer.cs
index d555803..922d171 100644
--- a/Ooui.Forms/PlatformRenderer.cs
+++ b/Ooui.Forms/PlatformRenderer.cs
@@ -15,5 +15,19 @@ namespace Ooui.Forms
 		{
 			this.platform = platform;
 		}
+
+        protected override bool TriggerEventFromMessage (Message message)
+        {
+            if (message.TargetId == "window" && message.Key == "resize" && message.Value is Newtonsoft.Json.Linq.JObject j) {
+                var width = (double)j["width"];
+                var height = (double)j["height"];
+                Platform.Element.Style.Width = width;
+                Platform.Element.Style.Height = height;
+                return true;
+            }
+            else {
+                return base.TriggerEventFromMessage (message);
+            }
+        }
 	}
 }
diff --git a/Ooui/Client.js b/Ooui/Client.js
index faac03a..605cb91 100644
--- a/Ooui/Client.js
+++ b/Ooui/Client.js
@@ -100,8 +100,8 @@ function ooui (rootElementPath) {
         function resizeHandler() {
             const em = {
                 m: "event",
-                id: 42,
-                k: "window.resize",
+                id: "window",
+                k: "resize",
                 v: getSize (),
             };
             const ems = JSON.stringify (em);