diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index bd9430cbe..9ad0df50c 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 1.9.0b1
+current_version = 1.9.0rc1
 parse = (?P<major>[\d]+) # major version number
 	\.(?P<minor>[\d]+) # minor version number
 	\.(?P<patch>[\d]+) # patch version number
diff --git a/.changes/1.9.0-rc1.md b/.changes/1.9.0-rc1.md
new file mode 100644
index 000000000..c933b5130
--- /dev/null
+++ b/.changes/1.9.0-rc1.md
@@ -0,0 +1,30 @@
+## dbt-bigquery 1.9.0-rc1 - December 02, 2024
+
+### Breaking Changes
+
+- Drop support for Python 3.8 ([#1373](https://github.com/dbt-labs/dbt-bigquery/issues/1373))
+
+### Features
+
+- add is_retryable test case when raise ServiceUnavailable ([#682](https://github.com/dbt-labs/dbt-bigquery/issues/682))
+- Adds the ability to set optional `quota_project` in profile ([#1343](https://github.com/dbt-labs/dbt-bigquery/issues/1343), [#1344](https://github.com/dbt-labs/dbt-bigquery/issues/1344))
+
+### Fixes
+
+- use "direct" write for non-partitioned python model materializations ([#1318](https://github.com/dbt-labs/dbt-bigquery/issues/1318))
+
+### Under the Hood
+
+- Isolating distribution testing ([#1290](https://github.com/dbt-labs/dbt-bigquery/issues/1290))
+- Separate credentials functionality into its own module for reuse in retry and python submissions ([#1391](https://github.com/dbt-labs/dbt-bigquery/issues/1391))
+- Create a retry factory to simplify retry strategies across dbt-bigquery ([#1395](https://github.com/dbt-labs/dbt-bigquery/issues/1395))
+
+### Dependencies
+
+- Update wheel requirement from ~=0.42 to ~=0.43 ([#1304](https://github.com/dbt-labs/dbt-bigquery/pull/1304))
+
+### Contributors
+- [@jcarpenter12](https://github.com/jcarpenter12) ([#1343](https://github.com/dbt-labs/dbt-bigquery/issues/1343), [#1344](https://github.com/dbt-labs/dbt-bigquery/issues/1344))
+- [@jx2lee](https://github.com/jx2lee) ([#682](https://github.com/dbt-labs/dbt-bigquery/issues/682))
+- [@leahwicz](https://github.com/leahwicz) ([#1290](https://github.com/dbt-labs/dbt-bigquery/issues/1290))
+- [@osalama](https://github.com/osalama) ([#1395](https://github.com/dbt-labs/dbt-bigquery/issues/1395))
diff --git a/.changes/unreleased/Breaking Changes-20241016-185117.yaml b/.changes/1.9.0/Breaking Changes-20241016-185117.yaml
similarity index 100%
rename from .changes/unreleased/Breaking Changes-20241016-185117.yaml
rename to .changes/1.9.0/Breaking Changes-20241016-185117.yaml
diff --git a/.changes/unreleased/Dependencies-20240724-040744.yaml b/.changes/1.9.0/Dependencies-20240724-040744.yaml
similarity index 100%
rename from .changes/unreleased/Dependencies-20240724-040744.yaml
rename to .changes/1.9.0/Dependencies-20240724-040744.yaml
diff --git a/.changes/unreleased/Features-20240505-011838.yaml b/.changes/1.9.0/Features-20240505-011838.yaml
similarity index 100%
rename from .changes/unreleased/Features-20240505-011838.yaml
rename to .changes/1.9.0/Features-20240505-011838.yaml
diff --git a/.changes/unreleased/Features-20240911-234859.yaml b/.changes/1.9.0/Features-20240911-234859.yaml
similarity index 100%
rename from .changes/unreleased/Features-20240911-234859.yaml
rename to .changes/1.9.0/Features-20240911-234859.yaml
diff --git a/.changes/unreleased/Fixes-20241028-172719.yaml b/.changes/1.9.0/Fixes-20241028-172719.yaml
similarity index 100%
rename from .changes/unreleased/Fixes-20241028-172719.yaml
rename to .changes/1.9.0/Fixes-20241028-172719.yaml
diff --git a/.changes/unreleased/Under the Hood-20240910-212052.yaml b/.changes/1.9.0/Under the Hood-20240910-212052.yaml
similarity index 100%
rename from .changes/unreleased/Under the Hood-20240910-212052.yaml
rename to .changes/1.9.0/Under the Hood-20240910-212052.yaml
diff --git a/.changes/unreleased/Under the Hood-20241104-173815.yaml b/.changes/1.9.0/Under the Hood-20241104-173815.yaml
similarity index 100%
rename from .changes/unreleased/Under the Hood-20241104-173815.yaml
rename to .changes/1.9.0/Under the Hood-20241104-173815.yaml
diff --git a/.changes/unreleased/Under the Hood-20241107-143856.yaml b/.changes/1.9.0/Under the Hood-20241107-143856.yaml
similarity index 100%
rename from .changes/unreleased/Under the Hood-20241107-143856.yaml
rename to .changes/1.9.0/Under the Hood-20241107-143856.yaml
diff --git a/CHANGELOG.md b/CHANGELOG.md
index b9bda350a..671411790 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,38 @@
 - "Breaking changes" listed under a version may require action from end users or external maintainers when upgrading to that version.
 - Do not edit this file directly. This file is auto-generated using [changie](https://github.com/miniscruff/changie). For details on how to document a change, see [the contributing guide](https://github.com/dbt-labs/dbt-bigquery/blob/main/CONTRIBUTING.md#adding-changelog-entry)
 
+## dbt-bigquery 1.9.0-rc1 - December 02, 2024
+
+### Breaking Changes
+
+- Drop support for Python 3.8 ([#1373](https://github.com/dbt-labs/dbt-bigquery/issues/1373))
+
+### Features
+
+- add is_retryable test case when raise ServiceUnavailable ([#682](https://github.com/dbt-labs/dbt-bigquery/issues/682))
+- Adds the ability to set optional `quota_project` in profile ([#1343](https://github.com/dbt-labs/dbt-bigquery/issues/1343), [#1344](https://github.com/dbt-labs/dbt-bigquery/issues/1344))
+
+### Fixes
+
+- use "direct" write for non-partitioned python model materializations ([#1318](https://github.com/dbt-labs/dbt-bigquery/issues/1318))
+
+### Under the Hood
+
+- Isolating distribution testing ([#1290](https://github.com/dbt-labs/dbt-bigquery/issues/1290))
+- Separate credentials functionality into its own module for reuse in retry and python submissions ([#1391](https://github.com/dbt-labs/dbt-bigquery/issues/1391))
+- Create a retry factory to simplify retry strategies across dbt-bigquery ([#1395](https://github.com/dbt-labs/dbt-bigquery/issues/1395))
+
+### Dependencies
+
+- Update wheel requirement from ~=0.42 to ~=0.43 ([#1304](https://github.com/dbt-labs/dbt-bigquery/pull/1304))
+
+### Contributors
+- [@jcarpenter12](https://github.com/jcarpenter12) ([#1343](https://github.com/dbt-labs/dbt-bigquery/issues/1343), [#1344](https://github.com/dbt-labs/dbt-bigquery/issues/1344))
+- [@jx2lee](https://github.com/jx2lee) ([#682](https://github.com/dbt-labs/dbt-bigquery/issues/682))
+- [@leahwicz](https://github.com/leahwicz) ([#1290](https://github.com/dbt-labs/dbt-bigquery/issues/1290))
+- [@osalama](https://github.com/osalama) ([#1395](https://github.com/dbt-labs/dbt-bigquery/issues/1395))
+
+
 ## dbt-bigquery 1.9.0-b1 - October 02, 2024
 
 ### Features
@@ -50,7 +82,6 @@
 - [@salimmoulouel](https://github.com/salimmoulouel) ([#1119](https://github.com/dbt-labs/dbt-bigquery/issues/1119))
 - [@vinit2107](https://github.com/vinit2107) ([#1036](https://github.com/dbt-labs/dbt-bigquery/issues/1036))
 
-
 ## Previous Releases
 For information on prior major and minor releases, see their changelogs:
 - [1.6](https://github.com/dbt-labs/dbt-bigquery/blob/1.6.latest/CHANGELOG.md)
diff --git a/dbt/adapters/bigquery/__version__.py b/dbt/adapters/bigquery/__version__.py
index a4077fff2..c70591d8a 100644
--- a/dbt/adapters/bigquery/__version__.py
+++ b/dbt/adapters/bigquery/__version__.py
@@ -1 +1 @@
-version = "1.9.0b1"
+version = "1.9.0rc1"