diff --git a/test/runner.html b/test/runner.html
index bce805bd7d..0d78dec54c 100644
--- a/test/runner.html
+++ b/test/runner.html
@@ -50,8 +50,10 @@
       'unit/styling-remote.html',
       'unit/styling-cross-scope-var.html',
       'unit/styling-cross-scope-apply.html',
-      'unit/styling-cross-scope-var.html?dom=shadow',
-      'unit/styling-cross-scope-apply.html?dom=shadow',
+      // TODO(sorvell): disable until this Chrome bug is addressed:
+      // https://code.google.com/p/chromium/issues/detail?id=525280
+      // 'unit/styling-cross-scope-var.html?dom=shadow',
+      // 'unit/styling-cross-scope-apply.html?dom=shadow',
       'unit/styling-cross-scope-unknown-host.html',
       'unit/custom-style.html',
       'unit/dynamic-import.html',