diff --git a/CHANGELOG.md b/CHANGELOG.md
index cab8e397c..e9075c290 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,15 @@
 # Changelog
 
+## 4.30
+ - [#313] (https://github.com/cohere-ai/cohere-python/pull/313)
+   - change chatlog (string) to chat_history (array of messages) in /chat
+ - [#312] (https://github.com/cohere-ai/cohere-python/pull/312)
+   - add prompt_truncation in chat tests
+ - [#321] (https://github.com/cohere-ai/cohere-python/pull/321)
+   - remove generate finish reason test assertion
+ - [#322] (https://github.com/cohere-ai/cohere-python/pull/322)
+   - remove unneeded max_tokens test case
+
 ## 4.29
  - [#311] (https://github.com/cohere-ai/cohere-python/pull/311)
    - Embed: remove embed input_type tests
diff --git a/pyproject.toml b/pyproject.toml
index b34eb672d..9ee9d4917 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "cohere"
-version = "4.27"
+version = "4.30"
 description = ""
 authors = ["Cohere"]
 readme = "README.md"