diff --git a/bower.json b/bower.json
index 0ba5813d..a9c63723 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "aurelia-validation",
-  "version": "0.3.1",
+  "version": "0.4.0",
   "description": "A validation plugin for Aurelia.",
   "keywords": [
     "aurelia",
diff --git a/doc/CHANGELOG.md b/doc/CHANGELOG.md
index 10b80288..48da0b06 100644
--- a/doc/CHANGELOG.md
+++ b/doc/CHANGELOG.md
@@ -1,3 +1,12 @@
+## 0.4.0 (2015-10-13)
+
+
+#### Bug Fixes
+
+* **update:** update to latest release names ([f8a87298](https://github.com/aurelia/validation/commit/f8a87298ec3889541212ba7c56d7697caa1ac5f7), closes [#156](https://github.com/aurelia/validation/issues/156))
+* **validation-rules:** convert numbers to strings where their length is validated ([38a50bd0](https://github.com/aurelia/validation/commit/38a50bd06a884dac43ec8439e27eb1f8541990a4), closes [#136](https://github.com/aurelia/validation/issues/136))
+
+
 ### 0.3.1 (2015-09-19)
 
 #### Breaking Changes
diff --git a/package.json b/package.json
index ccc22291..06174ca3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "aurelia-validation",
-  "version": "0.3.1",
+  "version": "0.4.0",
   "description": "A validation plugin for Aurelia.",
   "keywords": [
     "aurelia",