diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index a3906fc0..bb18e556 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "2.9.0"
+  ".": "2.9.1"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7952d213..91cc9308 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # CHANGELOG
 
+## [2.9.1](https://github.com/supabase/auth-py/compare/v2.9.0...v2.9.1) (2024-09-30)
+
+
+### Bug Fixes
+
+* mfa challenge channel field not required ([#603](https://github.com/supabase/auth-py/issues/603)) ([38a8696](https://github.com/supabase/auth-py/commit/38a8696058c4cc770a2a99b0ea1cf9649b2cea8c))
+
 ## [2.9.0](https://github.com/supabase/auth-py/compare/v2.8.1...v2.9.0) (2024-09-28)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 01801ef5..dcebb2ad 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "supabase_auth"
-version = "2.9.0" # {x-release-please-version}
+version = "2.9.1" # {x-release-please-version}
 description = "Python Client Library for Supabase Auth"
 authors = ["Joel Lee <joel@joellee.org>"]
 homepage = "https://github.com/supabase/auth-py"
diff --git a/supabase_auth/version.py b/supabase_auth/version.py
index 9bc5bda1..7011d694 100644
--- a/supabase_auth/version.py
+++ b/supabase_auth/version.py
@@ -1 +1 @@
-__version__ = "2.9.0"  # {x-release-please-version}
+__version__ = "2.9.1"  # {x-release-please-version}