diff --git a/DEPS b/DEPS
index e7e9f053706e6..76bb45afdd569 100644
--- a/DEPS
+++ b/DEPS
@@ -56,7 +56,7 @@ 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': 'b39c729740ebe8a1f55f54622a7aeb5a1bafb3dd',
+  'dart_revision': '3e840340c412693b4e17cc18933aebad59df20bf',
 
   # 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/sky/packages/sky_engine/LICENSE b/sky/packages/sky_engine/LICENSE
index 46b19e432a0a0..596bbba2a0000 100644
--- a/sky/packages/sky_engine/LICENSE
+++ b/sky/packages/sky_engine/LICENSE
@@ -32253,7 +32253,7 @@ Exhibit B - "Incompatible With Secondary Licenses" Notice
   This Source Code Form is "Incompatible With Secondary Licenses", as
   defined by the Mozilla Public License, v. 2.0.
 
-You may obtain a copy of this library's Source Code Form from: https://dart.googlesource.com/sdk/+/b39c729740ebe8a1f55f54622a7aeb5a1bafb3dd
+You may obtain a copy of this library's Source Code Form from: https://dart.googlesource.com/sdk/+/3e840340c412693b4e17cc18933aebad59df20bf
 /third_party/fallback_root_certificates/
 
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