diff --git a/DEPS b/DEPS
index 8496f191c5f..1aa47eba645 100644
--- a/DEPS
+++ b/DEPS
@@ -59,7 +59,7 @@ vars = {
   # Dart is: https://github.com/dart-lang/sdk/blob/main/DEPS
   # You can use //tools/dart/create_updated_flutter_deps.py to produce
   # updated revision list of existing dependencies.
-  'dart_revision': 'f1fd14505782e49a17756f6ba2e410e20f43d697',
+  'dart_revision': '64cbfa6c51e696d016556779feb4911b31bcfbcc',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py
diff --git a/engine/src/flutter/ci/licenses_golden/licenses_dart b/engine/src/flutter/ci/licenses_golden/licenses_dart
index 6ebd1bd82b5..d178287fe41 100644
--- a/engine/src/flutter/ci/licenses_golden/licenses_dart
+++ b/engine/src/flutter/ci/licenses_golden/licenses_dart
@@ -1,4 +1,4 @@
-Signature: e9fc8b014d8b5d0f8700dec0de3ea55c
+Signature: d6353550b4dc78f527390bbc97c8af74
 
 ====================================================================================================
 LIBRARY: dart
@@ -3944,6 +3944,7 @@ ORIGIN: ../../../third_party/dart/sdk/lib/_internal/js_dev_runtime/private/ddc_r
 ORIGIN: ../../../third_party/dart/sdk/lib/_internal/js_runtime/lib/js_allow_interop_patch.dart + ../../../third_party/dart/LICENSE
 ORIGIN: ../../../third_party/dart/sdk/lib/_internal/js_runtime/lib/preambles/seal_native_object.js + ../../../third_party/dart/LICENSE
 ORIGIN: ../../../third_party/dart/sdk/lib/_internal/js_runtime/lib/records.dart + ../../../third_party/dart/LICENSE
+ORIGIN: ../../../third_party/dart/sdk/lib/_internal/js_shared/lib/convert_utf_patch.dart + ../../../third_party/dart/LICENSE
 ORIGIN: ../../../third_party/dart/sdk/lib/_internal/js_shared/lib/js_interop_patch.dart + ../../../third_party/dart/LICENSE
 ORIGIN: ../../../third_party/dart/sdk/lib/_internal/js_shared/lib/js_interop_unsafe_patch.dart + ../../../third_party/dart/LICENSE
 ORIGIN: ../../../third_party/dart/sdk/lib/_internal/js_shared/lib/js_types.dart + ../../../third_party/dart/LICENSE
@@ -4004,6 +4005,7 @@ FILE: ../../../third_party/dart/sdk/lib/_internal/js_dev_runtime/private/ddc_run
 FILE: ../../../third_party/dart/sdk/lib/_internal/js_runtime/lib/js_allow_interop_patch.dart
 FILE: ../../../third_party/dart/sdk/lib/_internal/js_runtime/lib/preambles/seal_native_object.js
 FILE: ../../../third_party/dart/sdk/lib/_internal/js_runtime/lib/records.dart
+FILE: ../../../third_party/dart/sdk/lib/_internal/js_shared/lib/convert_utf_patch.dart
 FILE: ../../../third_party/dart/sdk/lib/_internal/js_shared/lib/js_interop_patch.dart
 FILE: ../../../third_party/dart/sdk/lib/_internal/js_shared/lib/js_interop_unsafe_patch.dart
 FILE: ../../../third_party/dart/sdk/lib/_internal/js_shared/lib/js_types.dart