diff --git a/DEPS b/DEPS
index 0f5285a70d6..39ed733cae5 100644
--- a/DEPS
+++ b/DEPS
@@ -34,7 +34,7 @@ vars = {
   # Dart is: https://github.com/dart-lang/sdk/blob/master/DEPS.
   # You can use //tools/dart/create_updated_flutter_deps.py to produce
   # updated revision list of existing dependencies.
-  'dart_revision': '551e405d0b5d7c367cd8f2aeba2be10f03e65146',
+  'dart_revision': '8a66cef2c42f3a6b1154d1e6a338e4bada4e6b90',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py