diff --git a/CHANGELOG.md b/CHANGELOG.md
index 63dc3c3..a112224 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+#### 0.10.4+1
+  * Update `initialize` lower bound to get bug fixes.
+  * Make sure to always use `path.url` in transformers.
+
 #### 0.10.4
   * Added `CustomElement` annotation. This can be added to any class to register
     it with a tag in the main document.
diff --git a/lib/build/import_inliner.dart b/lib/build/import_inliner.dart
index de8beb0..9101419 100644
--- a/lib/build/import_inliner.dart
+++ b/lib/build/import_inliner.dart
@@ -177,7 +177,7 @@
 
   _UrlNormalizer(AssetId primaryInput, this.sourceId, this.logger)
       : primaryInput = primaryInput,
-        topLevelPath = '../' * (primaryInput.path.split('/').length - 2);
+        topLevelPath = '../' * (path.url.split(primaryInput.path).length - 2);
 
   bool visit(Node node) {
     super.visit(node);
@@ -291,7 +291,7 @@
     }
 
     var builder = path.url;
-    return path.normalize(builder.relative(builder.join('/', newPath),
+    return builder.normalize(builder.relative(builder.join('/', newPath),
         from: builder.join('/', builder.dirname(primaryId.path))));
   }
 }
diff --git a/pubspec.yaml b/pubspec.yaml
index b77a5e5..fd86dc1 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: web_components
-version: 0.10.4
+version: 0.10.4+1
 author: Polymer.dart Authors <web-ui-dev@dartlang.org>
 homepage: https://www.dartlang.org/polymer-dart/
 description: >
@@ -14,7 +14,7 @@
   barback: '>=0.14.2 <0.16.0'
   code_transformers: '^0.2.4'
   html5lib: '^0.12.0'
-  initialize: '^0.5.0'
+  initialize: '^0.5.0+1'
   path: '^1.3.0'
 dev_dependencies:
   unittest: '^0.11.0'