diff --git a/CHANGELOG.md b/CHANGELOG.md
index cef042e7bca..00dcad4a602 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -23,6 +23,7 @@
   directory containing root certificate files hashed using `c_rehash`.
 
 ### Core library changes
+
 * `dart:core`: Remove deprecated `Resource` class.
   Use the class in `package:resource` instead.
 * `dart:async`
@@ -116,6 +117,13 @@
     }
     ```
 
+### Tool changes
+
+* `dartfmt` - upgraded to v0.2.10
+    * Don't crash on annotations before parameters with trailing commas.
+    * Always split enum declarations if they end in a trailing comma.
+    * Add `--set-exit-if-changed` to set the exit code on a change.
+
 ## 1.19.0
 
 ### Language changes
diff --git a/DEPS b/DEPS
index 1c952b5cc92..320abb6392a 100644
--- a/DEPS
+++ b/DEPS
@@ -56,7 +56,7 @@ vars = {
   "csslib_tag" : "@0.13.2",
   "dart2js_info_tag" : "@0.2.7+1",
   "dart_services_rev" : "@7aea2574e6f3924bf409a80afb8ad52aa2be4f97",
-  "dart_style_tag": "@0.2.9+1",
+  "dart_style_tag": "@0.2.10",
   "dartdoc_tag" : "@v0.9.7+3",
   "fixnum_tag": "@0.10.5",
   "func_tag": "@0.1.0",