diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 5d390e604..96688bd1b 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 1.5.0rc1
+current_version = 1.5.0
 parse = (?P<major>[\d]+) # major version number
 	\.(?P<minor>[\d]+) # minor version number
 	\.(?P<patch>[\d]+) # patch version number
diff --git a/.changes/1.5.0-rc1.md b/.changes/1.5.0.md
similarity index 95%
rename from .changes/1.5.0-rc1.md
rename to .changes/1.5.0.md
index 482dc44b4..61cbcb3bb 100644
--- a/.changes/1.5.0-rc1.md
+++ b/.changes/1.5.0.md
@@ -1,4 +1,4 @@
-## dbt-bigquery 1.5.0-rc1 - April 13, 2023
+## dbt-bigquery 1.5.0 - April 27, 2023
 
 ### Features
 
@@ -25,6 +25,7 @@
 - Use _make_ref_key_dict instead of _make_ref_key_msg ([#621](https://github.com/dbt-labs/dbt-bigquery/issues/621))
 -  add full refresh capabilities to tabular bigquery python models to accommodate schema changes ([#653](https://github.com/dbt-labs/dbt-bigquery/issues/653))
 - Repair accidental change to dev-requirements ([#657](https://github.com/dbt-labs/dbt-bigquery/issues/657))
+-  Fix issue of sporadic failure to apply grants during high transaction volumes ([#614](https://github.com/dbt-labs/dbt-bigquery/issues/614))
 
 ### Under the Hood
 
diff --git a/.changes/1.5.0/Features-20220826-115320.yaml b/.changes/1.5.0/Features-20220826-115320.yaml
deleted file mode 100644
index 27bca84fc..000000000
--- a/.changes/1.5.0/Features-20220826-115320.yaml
+++ /dev/null
@@ -1,7 +0,0 @@
-kind: Features
-body: add option to specify excluded columns on merge
-time: 2022-08-26T11:53:20.194981-05:00
-custom:
-  Author: dave-connors-3
-  Issue: "5260"
-  PR: "227"
diff --git a/.changes/1.5.0/Features-20221220-193731.yaml b/.changes/1.5.0/Features-20221220-193731.yaml
deleted file mode 100644
index c9aa5c03d..000000000
--- a/.changes/1.5.0/Features-20221220-193731.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Features
-body: 'Support for data type constraints in BigQuery'
-time: 2022-12-20T19:37:31.982821+01:00
-custom:
-  Author: victoriapm, emmyoop
-  Issue: 444 568
diff --git a/.changes/1.5.0/Features-20230223-145508.yaml b/.changes/1.5.0/Features-20230223-145508.yaml
deleted file mode 100644
index cab391802..000000000
--- a/.changes/1.5.0/Features-20230223-145508.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Features
-body: Enforce contracts on models materialized as tables and views
-time: 2023-02-23T14:55:08.186645-05:00
-custom:
-  Author: michelleark emmyoop
-  Issue: 529 555
diff --git a/.changes/1.5.0/Features-20230228-094234.yaml b/.changes/1.5.0/Features-20230228-094234.yaml
deleted file mode 100644
index 4929c0834..000000000
--- a/.changes/1.5.0/Features-20230228-094234.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Features
-body: 'Adding `bytes_billed` to `BigQueryAdapterResponse` '
-time: 2023-02-28T09:42:34.557696-03:00
-custom:
-  Author: bruno-szdl
-  Issue: "560"
diff --git a/.changes/1.5.0/Features-20230303-132509.yaml b/.changes/1.5.0/Features-20230303-132509.yaml
deleted file mode 100644
index 3a0ba8403..000000000
--- a/.changes/1.5.0/Features-20230303-132509.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Features
-body: add dataproc serverless config to profile
-time: 2023-03-03T13:25:09.02695-08:00
-custom:
-  Author: colin-rogers-dbt torkjel
-  Issue: "530"
diff --git a/.changes/1.5.0/Features-20230314-171221.yaml b/.changes/1.5.0/Features-20230314-171221.yaml
deleted file mode 100644
index 067812f09..000000000
--- a/.changes/1.5.0/Features-20230314-171221.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Features
-body: Modify addapter to support unified constraint fields
-time: 2023-03-14T17:12:21.287702-04:00
-custom:
-  Author: peterallenwebb
-  Issue: "567"
diff --git a/.changes/1.5.0/Features-20230315-120554.yaml b/.changes/1.5.0/Features-20230315-120554.yaml
deleted file mode 100644
index 65718d06b..000000000
--- a/.changes/1.5.0/Features-20230315-120554.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Features
-body: Modify create_table_as to use contract column order
-time: 2023-03-15T12:05:54.52431-04:00
-custom:
-  Author: gshank
-  Issue: "579"
diff --git a/.changes/1.5.0/Features-20230406-104433.yaml b/.changes/1.5.0/Features-20230406-104433.yaml
deleted file mode 100644
index 4ec1d8120..000000000
--- a/.changes/1.5.0/Features-20230406-104433.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Features
-body: Add support for model-level constraints
-time: 2023-04-06T10:44:33.045896-04:00
-custom:
-  Author: peterallenwebb
-  Issue: "569"
diff --git a/.changes/1.5.0/Fixes-20221213-102005.yaml b/.changes/1.5.0/Fixes-20221213-102005.yaml
deleted file mode 100644
index 5e4c486d8..000000000
--- a/.changes/1.5.0/Fixes-20221213-102005.yaml
+++ /dev/null
@@ -1,7 +0,0 @@
-kind: Fixes
-body: Make BQ access_grant updates thread safe
-time: 2022-12-13T10:20:05.714134-08:00
-custom:
-  Author: colin-rogers-dbt
-  Issue: "266"
-  PR: "404"
diff --git a/.changes/1.5.0/Fixes-20230125-174159.yaml b/.changes/1.5.0/Fixes-20230125-174159.yaml
deleted file mode 100644
index 4100080d4..000000000
--- a/.changes/1.5.0/Fixes-20230125-174159.yaml
+++ /dev/null
@@ -1,7 +0,0 @@
-kind: Fixes
-body: Use IEC standard abbreviations (GiB, TiB, etc)
-time: 2023-01-25T17:41:59.921173-07:00
-custom:
-  Author: dbeatty10
-  Issue: "477"
-  PR: "477"
diff --git a/.changes/1.5.0/Fixes-20230202-010332.yaml b/.changes/1.5.0/Fixes-20230202-010332.yaml
deleted file mode 100644
index f6062e7ea..000000000
--- a/.changes/1.5.0/Fixes-20230202-010332.yaml
+++ /dev/null
@@ -1,8 +0,0 @@
-kind: Fixes
-body: Fix time ingestion partitioning option regression when combined using `require_partition_filter`
-  option on incremental run
-time: 2023-02-02T01:03:32.577336+01:00
-custom:
-  Author: Kayrnt
-  Issue: "483"
-  PR: "485"
diff --git a/.changes/1.5.0/Fixes-20230213-203317.yaml b/.changes/1.5.0/Fixes-20230213-203317.yaml
deleted file mode 100644
index ae64c4e2d..000000000
--- a/.changes/1.5.0/Fixes-20230213-203317.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Fixes
-body: Pin dataproc serverless spark runtime to `1.1`
-time: 2023-02-13T20:33:17.839861-08:00
-custom:
-  Author: colin-rogers-dbt
-  Issue: "531"
diff --git a/.changes/1.5.0/Fixes-20230216-140756.yaml b/.changes/1.5.0/Fixes-20230216-140756.yaml
deleted file mode 100644
index b273c563e..000000000
--- a/.changes/1.5.0/Fixes-20230216-140756.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Fixes
-body: Allow policy_tags to be removed
-time: 2023-02-16T14:07:56.313767Z
-custom:
-  Author: garsir
-  Issue: "349"
diff --git a/.changes/1.5.0/Fixes-20230222-133301.yaml b/.changes/1.5.0/Fixes-20230222-133301.yaml
deleted file mode 100644
index 7c613a109..000000000
--- a/.changes/1.5.0/Fixes-20230222-133301.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Fixes
-body: Align partitions to be updated in incremental insert_overwrite to _dbt_max_partition wrt to nulls
-time: 2023-02-22T13:33:01.607225-08:00
-custom:
-  Author: patkearns10
-  Issue: "544"
diff --git a/.changes/1.5.0/Fixes-20230227-110426.yaml b/.changes/1.5.0/Fixes-20230227-110426.yaml
deleted file mode 100644
index c23c53ee6..000000000
--- a/.changes/1.5.0/Fixes-20230227-110426.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Fixes
-body: Update connections.py with retry logic for 502 BadGateway
-time: 2023-02-27T11:04:26.978726+11:00
-custom:
-  Author: patkearns10
-  Issue: "562"
diff --git a/.changes/1.5.0/Fixes-20230309-181313.yaml b/.changes/1.5.0/Fixes-20230309-181313.yaml
deleted file mode 100644
index 8681f5eaf..000000000
--- a/.changes/1.5.0/Fixes-20230309-181313.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Fixes
-body: Fix for Python incremental model regression
-time: 2023-03-09T18:13:13.512904-08:00
-custom:
-  Author: nssalian
-  Issue: "581"
diff --git a/.changes/1.5.0/Fixes-20230315-130504.yaml b/.changes/1.5.0/Fixes-20230315-130504.yaml
deleted file mode 100644
index 5229dca17..000000000
--- a/.changes/1.5.0/Fixes-20230315-130504.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Fixes
-body: Fix failing test by removing no erroneous asserts.
-time: 2023-03-15T13:05:04.747323-07:00
-custom:
-  Author: versusfacit
-  Issue: "605"
diff --git a/.changes/1.5.0/Fixes-20230322-162200.yaml b/.changes/1.5.0/Fixes-20230322-162200.yaml
deleted file mode 100644
index a80a3f963..000000000
--- a/.changes/1.5.0/Fixes-20230322-162200.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Fixes
-body: Use _make_ref_key_dict instead of _make_ref_key_msg
-time: 2023-03-22T16:22:00.091222-04:00
-custom:
-  Author: gshank
-  Issue: "621"
diff --git a/.changes/1.5.0/Fixes-20230408-035117.yaml b/.changes/1.5.0/Fixes-20230408-035117.yaml
deleted file mode 100644
index 56799823b..000000000
--- a/.changes/1.5.0/Fixes-20230408-035117.yaml
+++ /dev/null
@@ -1,7 +0,0 @@
-kind: Fixes
-body: ' add full refresh capabilities to tabular bigquery python models to accommodate
-  schema changes'
-time: 2023-04-08T03:51:17.167349-07:00
-custom:
-  Author: versusfacit
-  Issue: "653"
diff --git a/.changes/1.5.0/Fixes-20230411-143515.yaml b/.changes/1.5.0/Fixes-20230411-143515.yaml
deleted file mode 100644
index c88b53094..000000000
--- a/.changes/1.5.0/Fixes-20230411-143515.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Fixes
-body: Repair accidental change to dev-requirements
-time: 2023-04-11T14:35:15.369296-04:00
-custom:
-  Author: peterallenwebb
-  Issue: "657"
diff --git a/.changes/1.5.0/Under the Hood-20221209-161550.yaml b/.changes/1.5.0/Under the Hood-20221209-161550.yaml
deleted file mode 100644
index 846cda6f6..000000000
--- a/.changes/1.5.0/Under the Hood-20221209-161550.yaml	
+++ /dev/null
@@ -1,7 +0,0 @@
-kind: Under the Hood
-body: Remove manual retry to get python job status on cluster
-time: 2022-12-09T16:15:50.834922-08:00
-custom:
-  Author: ChenyuLInx
-  Issue: "422"
-  PR: "423"
diff --git a/.changes/1.5.0/Under the Hood-20230130-170118.yaml b/.changes/1.5.0/Under the Hood-20230130-170118.yaml
deleted file mode 100644
index 39e0ee8f8..000000000
--- a/.changes/1.5.0/Under the Hood-20230130-170118.yaml	
+++ /dev/null
@@ -1,7 +0,0 @@
-kind: Under the Hood
-body: remove tox call to integration tests
-time: 2023-01-30T17:01:18.971636-08:00
-custom:
-  Author: colin-rogers-dbt
-  Issue: "459"
-  PR: "498"
diff --git a/.changes/1.5.0/Under the Hood-20230223-105149.yaml b/.changes/1.5.0/Under the Hood-20230223-105149.yaml
deleted file mode 100644
index ca315cc1d..000000000
--- a/.changes/1.5.0/Under the Hood-20230223-105149.yaml	
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Under the Hood
-body: Treat contract config as a python object
-time: 2023-02-23T10:51:49.737457-05:00
-custom:
-  Author: gshank emmyoop
-  Issue: 548 633
diff --git a/.changes/1.5.0/Under the Hood-20230411-143129.yaml b/.changes/1.5.0/Under the Hood-20230411-143129.yaml
deleted file mode 100644
index 2d41e7cff..000000000
--- a/.changes/1.5.0/Under the Hood-20230411-143129.yaml	
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Under the Hood
-body: Update bigquery__format_column macro to support prettier ContractError message"
-time: 2023-04-11T14:31:29.378726+02:00
-custom:
-  Author: jtcohen6
-  Issue: "656"
diff --git a/.changes/unreleased/Fixes-20230421-120450.yaml b/.changes/unreleased/Fixes-20230421-120450.yaml
deleted file mode 100644
index 64cee345f..000000000
--- a/.changes/unreleased/Fixes-20230421-120450.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Fixes
-body: ' Fix issue of sporadic failure to apply grants during high transaction volumes'
-time: 2023-04-21T12:04:50.391534-04:00
-custom:
-  Author: mikealfare
-  Issue: "614"
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 622e1df4d..1649ec3d9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,7 @@
 - "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 1.5.0-rc1 - April 13, 2023
+## dbt-bigquery 1.5.0 - April 27, 2023
 
 ### Features
 
@@ -32,6 +32,7 @@
 - Use _make_ref_key_dict instead of _make_ref_key_msg ([#621](https://github.com/dbt-labs/dbt-bigquery/issues/621))
 -  add full refresh capabilities to tabular bigquery python models to accommodate schema changes ([#653](https://github.com/dbt-labs/dbt-bigquery/issues/653))
 - Repair accidental change to dev-requirements ([#657](https://github.com/dbt-labs/dbt-bigquery/issues/657))
+-  Fix issue of sporadic failure to apply grants during high transaction volumes ([#614](https://github.com/dbt-labs/dbt-bigquery/issues/614))
 
 ### Under the Hood
 
@@ -49,6 +50,7 @@
 - [@torkjel](https://github.com/torkjel) ([#530](https://github.com/dbt-labs/dbt-bigquery/issues/530))
 - [@victoriapm,](https://github.com/victoriapm,) ([#444](https://github.com/dbt-labs/dbt-bigquery/issues/444), [#568](https://github.com/dbt-labs/dbt-bigquery/issues/568))
 
+
 ## Previous Releases
 For information on prior major and minor releases, see their changelogs:
 * [1.4](https://github.com/dbt-labs/dbt-bigquery/blob/1.4.latest/CHANGELOG.md)
diff --git a/dbt/adapters/bigquery/__version__.py b/dbt/adapters/bigquery/__version__.py
index fa6c5a1ac..e3a0f0153 100644
--- a/dbt/adapters/bigquery/__version__.py
+++ b/dbt/adapters/bigquery/__version__.py
@@ -1 +1 @@
-version = "1.5.0rc1"
+version = "1.5.0"
diff --git a/setup.py b/setup.py
index 910877c82..35c206119 100644
--- a/setup.py
+++ b/setup.py
@@ -58,7 +58,7 @@ def _dbt_core_version(plugin_version: str) -> str:
 
 
 package_name = "dbt-bigquery"
-package_version = "1.5.0rc1"
+package_version = "1.5.0"
 dbt_core_version = _dbt_core_version(_dbt_bigquery_version())
 description = """The BigQuery adapter plugin for dbt"""