diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3dbf1bd..5ad2863 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## 0.15.5
+ * Add type parameters on numberFormatSymbols for Dart 2 compatibility. Note
+   that it only adds them on the right-hand side because adding them to the
+   static type can cause unnecessary cast warnings.
+
 ## 0.15.4
  * A couple of minor Dart 2 fixes.
 
diff --git a/pubspec.yaml b/pubspec.yaml
index fd661ca..f3b239a 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: intl
-version: 0.15.4
+version: 0.15.5-dev
 author: Dart Team <misc@dartlang.org>
 description: Contains code to deal with internationalized/localized messages, date and number formatting and parsing, bi-directional text, and other internationalization issues.
 homepage: https://github.com/dart-lang/intl