diff --git a/LayoutTests/ChangeLog b/LayoutTests/ChangeLog
index 6f3c19c..3b7de24 100644
--- a/LayoutTests/ChangeLog
+++ b/LayoutTests/ChangeLog
@@ -1,5 +1,19 @@
2010-01-29 Philippe Normand <pnormand@igalia.com>
+ Unreviewed, build fix.
+
+ http/tests/media/video-referer.html fails on mac
+ https://bugs.webkit.org/show_bug.cgi?id=34331
+
+ Skipping the failing test. Requires further investigation.
+
+ * platform/mac-leopard/Skipped:
+ * platform/mac-snowleopard/Skipped:
+ * platform/mac-tiger/Skipped:
+ * platform/mac/Skipped:
+
+2010-01-29 Philippe Normand <pnormand@igalia.com>
+
Reviewed by Gustavo Noronha Silva.
[Gtk] Vimeo HTML5 player doesn't work
diff --git a/LayoutTests/platform/mac-leopard/Skipped b/LayoutTests/platform/mac-leopard/Skipped
index f4545db..3a4558d 100644
--- a/LayoutTests/platform/mac-leopard/Skipped
+++ b/LayoutTests/platform/mac-leopard/Skipped
@@ -43,3 +43,7 @@ media/video-controls-zoomed.html
# Disable flakey webgl test to make the bots green again.
# https://bugs.webkit.org/show_bug.cgi?id=33924
fast/canvas/webgl/texImage2DImageDataTest.html
+
+# Fails on Mac
+# https://bugs.webkit.org/show_bug.cgi?id=34331
+http/tests/media/video-referer.html
diff --git a/LayoutTests/platform/mac-snowleopard/Skipped b/LayoutTests/platform/mac-snowleopard/Skipped
index a200530..6eeae21 100644
--- a/LayoutTests/platform/mac-snowleopard/Skipped
+++ b/LayoutTests/platform/mac-snowleopard/Skipped
@@ -82,3 +82,7 @@ platform/mac/editing/input/devanagari-ligature.html
# Occasionally fails on bot for unknown reasons, unclear when it started.
# https://bugs.webkit.org/show_bug.cgi?id=33742
http/tests/xmlhttprequest/cross-origin-cookie-storage.html
+
+# Fails on Mac
+# https://bugs.webkit.org/show_bug.cgi?id=34331
+http/tests/media/video-referer.html
diff --git a/LayoutTests/platform/mac-tiger/Skipped b/LayoutTests/platform/mac-tiger/Skipped
index 3294536..48833be 100644
--- a/LayoutTests/platform/mac-tiger/Skipped
+++ b/LayoutTests/platform/mac-tiger/Skipped
@@ -102,3 +102,7 @@ http/tests/xmlhttprequest/logout.html
# This was flagged as a regression in Leopard and Snow Leopard, but the
# behaviour is consistent with other platforms. <rdar://problem/5539822>
svg/custom/stroke-width-click.svg
+
+# Fails on Mac
+# https://bugs.webkit.org/show_bug.cgi?id=34331
+http/tests/media/video-referer.html
diff --git a/LayoutTests/platform/mac/Skipped b/LayoutTests/platform/mac/Skipped
index 411ffc6..88b0e4b 100644
--- a/LayoutTests/platform/mac/Skipped
+++ b/LayoutTests/platform/mac/Skipped
@@ -106,3 +106,7 @@ fast/dom/Window/window-properties-geolocation.html
# Fails on Mac for some reason; being investigates.
# See https://bugs.webkit.org/show_bug.cgi?id=34287
http/tests/media/video-cookie.html
+
+# Fails on Mac
+# https://bugs.webkit.org/show_bug.cgi?id=34331
+http/tests/media/video-referer.html