diff --git a/pkg/pkg.status b/pkg/pkg.status
index 36160f6..de2031a 100644
--- a/pkg/pkg.status
+++ b/pkg/pkg.status
@@ -17,6 +17,7 @@
 scheduled_test/test/scheduled_server_test: Pass, Fail # 13524
 scheduled_test/test/scheduled_process_test: Pass, Slow # Issue 9231
 
+polymer/test/event_path_test: Pass, Fail # Issue 15766
 
 # Skip test not runnable via test.dart
 third_party/html5lib/test/dom_compat_test: Skip
diff --git a/tests/html/html.status b/tests/html/html.status
index b7fa8d6..3820d3d 100644
--- a/tests/html/html.status
+++ b/tests/html/html.status
@@ -21,6 +21,9 @@
 [ $compiler == dart2js && $browser ]
 custom/created_callback_test: Fail # Support for created constructor.
 
+[ $compiler == none && ($runtime == drt || $runtime == dartium) ]
+audiobuffersourcenode_test/functional: Fail # 15913
+
 [ $compiler == none && ($runtime == drt || $runtime == dartium) && $mode == debug && $system == macos]
 audiobuffersourcenode_test: Pass, Fail, Crash # http://crbug.com/256601
 
diff --git a/tools/VERSION b/tools/VERSION
index 53f77db..5d7d2ce 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -28,4 +28,4 @@
 MINOR 1
 PATCH 0
 PRERELEASE 5
-PRERELEASE_PATCH 3
+PRERELEASE_PATCH 4