diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 09a7745f639..12de8692c43 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 1.9.0
+current_version = 1.9.1
 parse = (?P<major>[\d]+) # major version number
 	\.(?P<minor>[\d]+) # minor version number
 	\.(?P<patch>[\d]+) # patch version number
diff --git a/.changes/1.9.1.md b/.changes/1.9.1.md
new file mode 100644
index 00000000000..3a0b2d958e6
--- /dev/null
+++ b/.changes/1.9.1.md
@@ -0,0 +1,12 @@
+## dbt-core 1.9.1 - December 16, 2024
+
+### Fixes
+
+- update adapter version messages ([#10230](https://github.com/dbt-labs/dbt-core/issues/10230))
+- Fix debug log messages for microbatch batch execution information ([#11111](https://github.com/dbt-labs/dbt-core/issues/11111))
+- Fix running of extra "last" batch when there is only one batch ([#11112](https://github.com/dbt-labs/dbt-core/issues/11112))
+- Fix interpretation of `PartialSuccess` to result in non-zero exit code ([#11114](https://github.com/dbt-labs/dbt-core/issues/11114))
+- Warn about invalid usages of `concurrent_batches` config ([#11122](https://github.com/dbt-labs/dbt-core/issues/11122))
+
+### Contributors
+- [@dave-connors-3](https://github.com/dave-connors-3) ([#10230](https://github.com/dbt-labs/dbt-core/issues/10230))
diff --git a/.changes/unreleased/Fixes-20241025-104339.yaml b/.changes/unreleased/Fixes-20241025-104339.yaml
deleted file mode 100644
index ea7f4e060b6..00000000000
--- a/.changes/unreleased/Fixes-20241025-104339.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Fixes
-body: update adapter version messages
-time: 2024-10-25T10:43:39.274723-05:00
-custom:
-  Author: dave-connors-3
-  Issue: "10230"
diff --git a/.changes/unreleased/Fixes-20241209-113806.yaml b/.changes/unreleased/Fixes-20241209-113806.yaml
deleted file mode 100644
index 37a40ebb5e8..00000000000
--- a/.changes/unreleased/Fixes-20241209-113806.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Fixes
-body: Fix debug log messages for microbatch batch execution information
-time: 2024-12-09T11:38:06.972743-06:00
-custom:
-  Author: MichelleArk QMalcolm
-  Issue: "11111"
diff --git a/.changes/unreleased/Fixes-20241209-133317.yaml b/.changes/unreleased/Fixes-20241209-133317.yaml
deleted file mode 100644
index 4cac533662b..00000000000
--- a/.changes/unreleased/Fixes-20241209-133317.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Fixes
-body: Fix running of extra "last" batch when there is only one batch
-time: 2024-12-09T13:33:17.253326-06:00
-custom:
-  Author: QMalcolm
-  Issue: "11112"
diff --git a/.changes/unreleased/Fixes-20241209-150711.yaml b/.changes/unreleased/Fixes-20241209-150711.yaml
deleted file mode 100644
index a9522145abe..00000000000
--- a/.changes/unreleased/Fixes-20241209-150711.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Fixes
-body: Fix interpretation of `PartialSuccess` to result in non-zero exit code
-time: 2024-12-09T15:07:11.391313-06:00
-custom:
-  Author: QMalcolm
-  Issue: "11114"
diff --git a/.changes/unreleased/Fixes-20241212-113611.yaml b/.changes/unreleased/Fixes-20241212-113611.yaml
deleted file mode 100644
index 43b207b5f65..00000000000
--- a/.changes/unreleased/Fixes-20241212-113611.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: Fixes
-body: Warn about invalid usages of `concurrent_batches` config
-time: 2024-12-12T11:36:11.451962-06:00
-custom:
-  Author: QMalcolm
-  Issue: "11122"
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 78c68662b6a..242c8eeac34 100755
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,20 @@
 - "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-core/blob/main/CONTRIBUTING.md#adding-changelog-entry)
 
+## dbt-core 1.9.1 - December 16, 2024
+
+### Fixes
+
+- update adapter version messages ([#10230](https://github.com/dbt-labs/dbt-core/issues/10230))
+- Fix debug log messages for microbatch batch execution information ([#11111](https://github.com/dbt-labs/dbt-core/issues/11111))
+- Fix running of extra "last" batch when there is only one batch ([#11112](https://github.com/dbt-labs/dbt-core/issues/11112))
+- Fix interpretation of `PartialSuccess` to result in non-zero exit code ([#11114](https://github.com/dbt-labs/dbt-core/issues/11114))
+- Warn about invalid usages of `concurrent_batches` config ([#11122](https://github.com/dbt-labs/dbt-core/issues/11122))
+
+### Contributors
+- [@dave-connors-3](https://github.com/dave-connors-3) ([#10230](https://github.com/dbt-labs/dbt-core/issues/10230))
+
+
 ## dbt-core 1.9.0 - December 09, 2024
 
 ### Breaking Changes
@@ -196,7 +210,6 @@
 - [@tsturge](https://github.com/tsturge) ([#9109](https://github.com/dbt-labs/dbt-core/issues/9109), [#10540](https://github.com/dbt-labs/dbt-core/issues/10540))
 - [@ttusing](https://github.com/ttusing) ([#10434](https://github.com/dbt-labs/dbt-core/issues/10434))
 
-
 ## Previous Releases
 
 For information on prior major and minor releases, see their changelogs:
diff --git a/core/dbt/version.py b/core/dbt/version.py
index 2a666cb9dea..ea8ff24c23a 100644
--- a/core/dbt/version.py
+++ b/core/dbt/version.py
@@ -226,5 +226,5 @@ def _get_adapter_plugin_names() -> Iterator[str]:
             yield plugin_name
 
 
-__version__ = "1.9.0"
+__version__ = "1.9.1"
 installed = get_installed_version()
diff --git a/core/setup.py b/core/setup.py
index fb7390e0919..6f15bcd5915 100644
--- a/core/setup.py
+++ b/core/setup.py
@@ -25,7 +25,7 @@
 
 
 package_name = "dbt-core"
-package_version = "1.9.0"
+package_version = "1.9.1"
 description = """With dbt, data analysts and engineers can build analytics \
 the way engineers build applications."""