diff --git a/jso/apis/src/main/java/org/teavm/jso/browser/Window.java b/jso/apis/src/main/java/org/teavm/jso/browser/Window.java
index 479f3df4a..f06475115 100644
--- a/jso/apis/src/main/java/org/teavm/jso/browser/Window.java
+++ b/jso/apis/src/main/java/org/teavm/jso/browser/Window.java
@@ -65,6 +65,9 @@ public abstract class Window implements JSObject, WindowEventTarget, StorageProv
     @JSProperty
     public abstract int getOuterHeight();
 
+    @JSProperty
+    public abstract int getScrollX();
+
     @JSProperty
     public abstract int getScrollY();