diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 979c42f7ec..c800b7cc66 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 6e0494243f..f52e4bf96e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,13 @@
 All notable changes to this project will be documented in this file.
 
 
+## [1.66.0](https://github.com/microsoftgraph/msgraph-sdk-python/compare/v1.65.0...v1.66.0) (2026-11-05)
+
+
+### Features
+
+* **generation:** update request builders and models ([b52c2e9](https://github.com/microsoftgraph/msgraph-sdk-python/commit/b52c2e9540be1297132223159696ea57a6a4a6e5))
+
 ## [1.65.0](https://github.com/microsoftgraph/msgraph-sdk-python/compare/v1.64.0...v1.65.0) (2026-10-22)
 
 
diff --git a/msgraph/_version.py b/msgraph/_version.py
index ca3cc2d7df..9f6ac6a201 100644
--- a/msgraph/_version.py
+++ b/msgraph/_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 e5ad4be316..5539fe76cc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ build-backend = "flit_core.buildapi"
 name = "msgraph-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 Python SDK"