diff --git a/texttospeech/CHANGELOG.md b/texttospeech/CHANGELOG.md
index 9347563eaa7f..5a1f677f833b 100644
--- a/texttospeech/CHANGELOG.md
+++ b/texttospeech/CHANGELOG.md
@@ -4,6 +4,25 @@
 
 [1]: https://pypi.org/project/google-cloud-texttospeech/#history
 
+## 0.4.0
+
+02-07-2019 15:21 PST
+
+
+### Implementation Changes
+- Pick up stub docstring fix in GAPIC generator. ([#6984](https://github.com/googleapis/google-cloud-python/pull/6984))
+
+### New Features
+- Protoc updates to include effects_profile_id. ([#7097](https://github.com/googleapis/google-cloud-python/pull/7097))
+
+### Documentation
+- Fix `Client Library Documentation` link ([#7109](https://github.com/googleapis/google-cloud-python/pull/7109))
+
+### Internal / Testing Changes
+- Copy proto files alongside protoc versions.
+- Add protos as an artifact to library ([#7205](https://github.com/googleapis/google-cloud-python/pull/7205))
+- Update copyright headers and docstring quoting
+
 ## 0.3.0
 
 12-18-2018 09:54 PST
diff --git a/texttospeech/setup.py b/texttospeech/setup.py
index 3b0572fa60df..06454c51cc14 100644
--- a/texttospeech/setup.py
+++ b/texttospeech/setup.py
@@ -35,7 +35,7 @@
 
 name = 'google-cloud-texttospeech'
 description = 'Google Cloud Text-to-Speech API client library'
-version = '0.3.0'
+version = '0.4.0'
 # Should be one of:
 # 'Development Status :: 3 - Alpha'
 # 'Development Status :: 4 - Beta'