diff --git a/DEPS b/DEPS
index 9cd56d798a..8f777e8882 100644
--- a/DEPS
+++ b/DEPS
@@ -95,7 +95,7 @@ deps = {
   'third_party/depot_tools':
     Var('chromium_url') + '/chromium/tools/depot_tools.git' + '@' + '5157fbfbae860c529184113657697e5c6b4c868d',
   'third_party/icu':
-    Var('chromium_url') + '/chromium/deps/icu.git' + '@' + 'c2a4cae149aae7fd30c4cbe3cf1b30df03b386f1',
+    Var('chromium_url') + '/chromium/deps/icu.git' + '@' + '7db579a73addda0edb2bb83465ae51bcdc601af7',
   'third_party/instrumented_libraries':
     Var('chromium_url') + '/chromium/src/third_party/instrumented_libraries.git' + '@' + '6ba978ccb754d270b6cd12da58c8269b617e4f6e',
   'buildtools':
diff --git a/test/intl/regress-1146468.js b/test/intl/regress-1146468.js
new file mode 100644
index 0000000000..c70e3ed313
--- /dev/null
+++ b/test/intl/regress-1146468.js
@@ -0,0 +1,8 @@
+// Copyright 2020 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Test Long Locale won't cause Intl.Locale to assert in debug mode
+let lo = new Intl.Locale(
+    "de-u-kk-false-ks-level1-kv-space-cu-eur-ms-metric-nu-latn-lb-strict-" +
+    "lw-normal-ss-none-em-default-rg-atzzzz-sd-atat1-va-posix");