diff --git a/CHANGELOG.md b/CHANGELOG.md
index 27f2800..ccc4820 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # CHANGELOG
 
+0.4.6/ 2017.01.30
+==================
+
+### Changes
+
+* [bugfix] Include GUID in manifest - necessary for windows. See [#38][].
+* [bugfix] CircleCI - gnore ruby vendor directory when linting. See [#39][].
+
 0.4.5/ 2017.01.27
 ==================
 
@@ -169,4 +177,6 @@
 [#35]: https://github.com/DataDog/datadog-sdk-testing/issues/35
 [#36]: https://github.com/DataDog/datadog-sdk-testing/issues/36
 [#37]: https://github.com/DataDog/datadog-sdk-testing/issues/37
+[#38]: https://github.com/DataDog/datadog-sdk-testing/issues/38
+[#39]: https://github.com/DataDog/datadog-sdk-testing/issues/39
 [@lastmikoi]: https://github.com/lastmikoi
\ No newline at end of file
diff --git a/datadog-sdk-testing.gemspec b/datadog-sdk-testing.gemspec
index e10ef53..da9f654 100644
--- a/datadog-sdk-testing.gemspec
+++ b/datadog-sdk-testing.gemspec
@@ -1,7 +1,7 @@
 Gem::Specification.new do |s|
   s.name          = 'datadog-sdk-testing'
-  s.version       = '0.4.5'
-  s.date          = '2017-01-27'
+  s.version       = '0.4.6'
+  s.date          = '2017-01-30'
   s.summary       = 'Datadog Integration SDK testing/scaffolding facilities.'
   s.description   = 'Datadog Integration SDK testing/scaffolding gem'
   s.authors       = ['Jaime Fullaondo']