diff --git a/lib/path.dart b/lib/path.dart
index 59cc520..deb1b53 100644
--- a/lib/path.dart
+++ b/lib/path.dart
@@ -58,6 +58,9 @@
 final Context windows = new Context(style: Style.windows);
 
 /// A default context for manipulating URLs.
+///
+/// URL path equality is undefined for paths that differ only in their
+/// percent-encoding or only in the case of their host segment.
 final Context url = new Context(style: Style.url);
 
 /// The system path context.
diff --git a/pubspec.yaml b/pubspec.yaml
index a0475a1..87980ea 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: path
-version: 1.4.0-dev
+version: 1.4.0
 author: Dart Team <misc@dartlang.org>
 description: >
  A string-based path manipulation library. All of the path operations you know