diff --git a/user/test/com/google/gwt/user/client/ui/PopupTest.java b/user/test/com/google/gwt/user/client/ui/PopupTest.java
index c4ad526..fa58883 100644
--- a/user/test/com/google/gwt/user/client/ui/PopupTest.java
+++ b/user/test/com/google/gwt/user/client/ui/PopupTest.java
@@ -27,6 +27,7 @@
 /**
  * Tests for {@link PopupPanel}.
  */
+@DoNotRunWith(Platform.Htmlunit)
 public class PopupTest extends GWTTestCase {
 
   /**