diff --git a/DEPS b/DEPS
index d137d06a5b3..bed8eb15d0f 100644
--- a/DEPS
+++ b/DEPS
@@ -155,7 +155,7 @@ deps = {
    # Chromium-style dependencies.
 
   'src/third_party/icu':
-   Var('chromium_git') + '/chromium/deps/icu.git' + '@' + '2b50fa94b07b601293d7c1f791e853bba8ffbb84',
+   Var('chromium_git') + '/chromium/deps/icu.git' + '@' + '2e0f2989441ec2f55abec30f48e89981dbac2c34',
 
   'src/third_party/khronos':
    Var('chromium_git') + '/chromium/src/third_party/khronos.git' + '@' + '7122230e90547962e0f0c627f62eeed3c701f275',
diff --git a/engine/src/flutter/ci/licenses_golden/tool_signature b/engine/src/flutter/ci/licenses_golden/tool_signature
index 5d687d86c1d..bf583882168 100644
--- a/engine/src/flutter/ci/licenses_golden/tool_signature
+++ b/engine/src/flutter/ci/licenses_golden/tool_signature
@@ -1,2 +1,2 @@
-Signature: c42608d945a7c27e30c484ea93636956
+Signature: fd70aa1b20bfff1d7147a26138a14a9f
 
diff --git a/engine/src/flutter/tools/licenses/lib/licenses.dart b/engine/src/flutter/tools/licenses/lib/licenses.dart
index a678630e537..2faabcc8ef4 100644
--- a/engine/src/flutter/tools/licenses/lib/licenses.dart
+++ b/engine/src/flutter/tools/licenses/lib/licenses.dart
@@ -307,6 +307,7 @@ abstract class License implements Comparable<License> {
         body = system.File('data/mit').readAsStringSync();
         type = LicenseType.mit;
         break;
+      case 'https://www.unicode.org/copyright.html':
       case 'http://www.unicode.org/copyright.html':
         body = system.File('data/unicode').readAsStringSync();
         type = LicenseType.icu;
diff --git a/engine/src/flutter/tools/licenses/lib/patterns.dart b/engine/src/flutter/tools/licenses/lib/patterns.dart
index 805c18e4c9b..beeb4a8eac7 100644
--- a/engine/src/flutter/tools/licenses/lib/patterns.dart
+++ b/engine/src/flutter/tools/licenses/lib/patterns.dart
@@ -1156,7 +1156,7 @@ final List<MultipleVersionedLicenseReferencePattern> csReferencesByUrl = <Multip
     pattern: RegExp(
       kIndent +
       r'(?:©|Copyright (©|\(C\))) 20.. and later: Unicode, Inc. and others.[ *]*\n'
-      r'^\1\2License & terms of use: (http://www.unicode.org/copyright.html)',
+      r'^\1\2License & terms of use: (https?://www.unicode.org/copyright.html)',
       multiLine: true,
       caseSensitive: false,
     )