diff --git a/pubspec.yaml b/pubspec.yaml
index 0dcc61d..a366122 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,4 @@
 name: path
-version: 0.9.0
 author: Dart Team <misc@dartlang.org>
 description: >
  A string-based path manipulation library. All of the path operations you know
@@ -8,6 +7,4 @@
 homepage: http://www.dartlang.org
 documentation: http://api.dartlang.org/docs/pkg/path
 dev_dependencies:
-  unittest: ">=0.9.0 <0.10.0"
-environment:
-  sdk: ">=1.0.0 <2.0.0"
+  unittest: any