diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 979c42f7ec2..c800b7cc66b 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-    ".": "1.65.0"
+    ".": "1.66.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9419168c09a..2639bc6b9f7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,13 @@
 
 All notable changes to this project will be documented in this file.
 
+## [1.66.0](https://github.com/microsoftgraph/msgraph-beta-sdk-python/compare/v1.65.0...v1.66.0) (2026-10-22)
+
+
+### Features
+
+* **generation:** update request builders and models ([1d36254](https://github.com/microsoftgraph/msgraph-beta-sdk-python/commit/1d362548ae80f515635fc2f874d2d5dc672381b5))
+
 ## [1.65.0](https://github.com/microsoftgraph/msgraph-beta-sdk-python/compare/v1.64.0...v1.65.0) (2026-10-07)
 
 
diff --git a/msgraph_beta/_version.py b/msgraph_beta/_version.py
index ca3cc2d7df4..9f6ac6a2011 100644
--- a/msgraph_beta/_version.py
+++ b/msgraph_beta/_version.py
@@ -1,4 +1,4 @@
 # The SDK version
 # x-release-please-start-version
-VERSION: str = '1.65.0'
+VERSION: str = '1.66.0'
 # x-release-please-end
diff --git a/pyproject.toml b/pyproject.toml
index 774c60b3a67..6c2f870f6c8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,7 +8,7 @@ name = "msgraph-beta-sdk"
 
 # The SDK version
 # x-release-please-start-version
-version = "1.65.0"
+version = "1.66.0"
 # x-release-please-end
 authors = [{name = "Microsoft", email = "graphtooling+python@microsoft.com"}]
 description = "The Microsoft Graph Beta Python SDK"