diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 190c2adda3..ae6438060f 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.40.5"
+  ".": "1.40.6"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4ee946c4df..7dd2a34ef9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # Changelog
 
+## 1.40.6 (2024-08-12)
+
+Full Changelog: [v1.40.5...v1.40.6](https://github.com/openai/openai-python/compare/v1.40.5...v1.40.6)
+
+### Chores
+
+* **examples:** minor formatting changes ([#1644](https://github.com/openai/openai-python/issues/1644)) ([e08acf1](https://github.com/openai/openai-python/commit/e08acf1c6edd1501ed70c4634cd884ab1658af0d))
+* **internal:** update some imports ([#1642](https://github.com/openai/openai-python/issues/1642)) ([fce1ea7](https://github.com/openai/openai-python/commit/fce1ea72a89ba2737bc77775fe04f3a21ecb28e7))
+* sync openapi url ([#1646](https://github.com/openai/openai-python/issues/1646)) ([8ae3801](https://github.com/openai/openai-python/commit/8ae380123ada0bfaca9961e222a0e9c8b585e2d4))
+* **tests:** fix pydantic v1 tests ([2623630](https://github.com/openai/openai-python/commit/26236303f0f6de5df887e8ee3e41d5bc39a3abb1))
+
 ## 1.40.5 (2024-08-12)
 
 Full Changelog: [v1.40.4...v1.40.5](https://github.com/openai/openai-python/compare/v1.40.4...v1.40.5)
diff --git a/pyproject.toml b/pyproject.toml
index 1e094d14a6..a92be494cd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "openai"
-version = "1.40.5"
+version = "1.40.6"
 description = "The official Python library for the openai API"
 dynamic = ["readme"]
 license = "Apache-2.0"
diff --git a/src/openai/_version.py b/src/openai/_version.py
index d416db5cac..d4083f4a69 100644
--- a/src/openai/_version.py
+++ b/src/openai/_version.py
@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "openai"
-__version__ = "1.40.5"  # x-release-please-version
+__version__ = "1.40.6"  # x-release-please-version