review comments
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 83c2884..cae555b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 1.1.2
+
+- Updated the SDK constraint.
+
 ## 1.1.1
 
 - Spelling fixes.
diff --git a/pubspec.yaml b/pubspec.yaml
index 2ce0fba..d1e8afd 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: charcode
-version: 1.1.1
+version: 1.1.2-dev
 author: Dart Team <misc@dartlang.org>
 description: >
   Constants for ASCII and common non-ASCII character codes.
@@ -9,4 +9,4 @@
   This library declares readable symbolic names for character codes.
 homepage: https://github.com/dart-lang/charcode
 environment:
-  sdk: '>=1.0.0 <2.0.0-dev.infinity'
+  sdk: '>=1.0.0 <=2.0.0-dev.infinity'