diff --git a/.github/workflows/ci_lint_package.yml b/.github/workflows/ci_lint_package.yml
index e2d33b7d..c1f4dbab 100644
--- a/.github/workflows/ci_lint_package.yml
+++ b/.github/workflows/ci_lint_package.yml
@@ -50,7 +50,7 @@ jobs:
           architecture: "x64"
 
       - name: Install Python packages
-        run: python -m pip install dbt-snowflake~=1.8.0 sqlfluff-templater-dbt~=3.0.0
+        run: python -m pip install dbt-snowflake~=1.9.0 sqlfluff-templater-dbt~=3.0.0
 
       - name: Test database connection
         run: dbt debug
diff --git a/.github/workflows/ci_test_package.yml b/.github/workflows/ci_test_package.yml
index b714dfde..f6edf68d 100644
--- a/.github/workflows/ci_test_package.yml
+++ b/.github/workflows/ci_test_package.yml
@@ -21,7 +21,7 @@ env:
   DBT_ENV_SECRET_DATABRICKS_TOKEN: ${{ secrets.DATABRICKS_TOKEN }}
   DBT_ENV_SECRET_GCP_PROJECT: ${{ secrets.GCP_PROJECT }}
   # Env var to test version
-  LAST_RELEASE_SUPPORTED_DBT_VERSION: 1_8_0 # A dbt version supported by both the last release and this one
+  LAST_RELEASE_SUPPORTED_DBT_VERSION: 1_9_0 # A dbt version supported by both the last release and this one
   # Env vars to test invocations model
   DBT_CLOUD_PROJECT_ID: 123
   DBT_CLOUD_JOB_ID: ABC
@@ -74,7 +74,7 @@ jobs:
 
       - uses: actions/setup-python@v4
         with:
-          python-version: "3.8.x"
+          python-version: "3.9.x"
           architecture: "x64"
 
       - name: Install tox
@@ -115,7 +115,7 @@ jobs:
       matrix:
         warehouse: ["snowflake", "bigquery", "postgres", "sqlserver"]
         # When supporting a new version, update the list here
-        version: ["1_3_0", "1_4_0", "1_5_0", "1_6_0", "1_7_0", "1_8_0"]
+        version: ["1_3_0", "1_4_0", "1_5_0", "1_6_0", "1_7_0", "1_8_0", "1_9_0"]
     runs-on: ubuntu-latest
     environment:
       name: Approve Integration Tests
@@ -139,7 +139,7 @@ jobs:
     steps:
       - uses: actions/setup-python@v4
         with:
-          python-version: "3.8.x"
+          python-version: "3.9.x"
           architecture: "x64"
 
       - name: Install tox
@@ -204,7 +204,7 @@ jobs:
     steps:
       - uses: actions/setup-python@v4
         with:
-          python-version: "3.8.x"
+          python-version: "3.9.x"
           architecture: "x64"
       - name: Install SQL Server
         uses: Particular/install-sql-server-action@v1.2.0
@@ -239,15 +239,14 @@ jobs:
       matrix:
         # When supporting a new version, update the list here
         version: ["1_3_0", "1_4_0", "1_7_0", "1_8_0"]
-        run: tox -e integration_sqlserver_${{ matrix.version }}
-        runs-on: ubuntu-latest
-        environment:
-          name: Approve Integration Tests
+    runs-on: ubuntu-latest
+    environment:
+      name: Approve Integration Tests
 
     steps:
       - uses: actions/setup-python@v4
         with:
-          python-version: "3.8.x"
+          python-version: "3.9.x"
           architecture: "x64"
       - name: Install SQL Server
         uses: Particular/install-sql-server-action@v1.2.0
diff --git a/.github/workflows/main_lint_package.yml b/.github/workflows/main_lint_package.yml
index bd691804..4247158a 100644
--- a/.github/workflows/main_lint_package.yml
+++ b/.github/workflows/main_lint_package.yml
@@ -46,7 +46,7 @@ jobs:
           architecture: "x64"
 
       - name: Install Python packages
-        run: python -m pip install dbt-snowflake~=1.8.0 sqlfluff-templater-dbt~=3.0.0
+        run: python -m pip install dbt-snowflake~=1.9.0 sqlfluff-templater-dbt~=3.0.0
 
       - name: Test database connection
         run: dbt debug
diff --git a/.github/workflows/main_test_package.yml b/.github/workflows/main_test_package.yml
index f0aa8343..c0458d34 100644
--- a/.github/workflows/main_test_package.yml
+++ b/.github/workflows/main_test_package.yml
@@ -35,7 +35,7 @@ jobs:
     strategy:
       matrix:
         warehouse: ["snowflake", "bigquery", "postgres"]
-        version: ["1_3_0", "1_4_0", "1_5_0", "1_6_0", "1_7_0", "1_8_0"]
+        version: ["1_3_0", "1_4_0", "1_5_0", "1_6_0", "1_7_0", "1_8_0", "1_9_0"]
     runs-on: ubuntu-latest
     permissions:
       contents: "read"
@@ -60,7 +60,7 @@ jobs:
 
       - uses: actions/setup-python@v4
         with:
-          python-version: "3.8.x"
+          python-version: "3.9.x"
           architecture: "x64"
 
       - name: Install tox
@@ -116,7 +116,7 @@ jobs:
     steps:
     - uses: actions/setup-python@v4
       with:
-        python-version: "3.8.x"
+        python-version: "3.9.x"
         architecture: "x64"
     - name: Install SQL Server
       uses: Particular/install-sql-server-action@v1.2.0
diff --git a/.github/workflows/publish_docs_on_release.yml b/.github/workflows/publish_docs_on_release.yml
index 663486ff..1b49b24e 100644
--- a/.github/workflows/publish_docs_on_release.yml
+++ b/.github/workflows/publish_docs_on_release.yml
@@ -39,7 +39,7 @@ jobs:
         uses: actions/checkout@v3
 
       - name: Install Python packages
-        run: python -m pip install dbt-snowflake~=1.8.0
+        run: python -m pip install dbt-snowflake~=1.9.0
 
       - name: Test database connection
         run: dbt debug
diff --git a/README.md b/README.md
index 3e0ccc30..bdfdeba0 100644
--- a/README.md
+++ b/README.md
@@ -47,7 +47,7 @@ See the generated [dbt docs site](https://brooklyn-data.github.io/dbt_artifacts/
 ```
 packages:
   - package: brooklyn-data/dbt_artifacts
-    version: 2.7.0
+    version: 2.8.0
 ```
 
 :construction_worker: Make sure to fix at least the **minor** version, to avoid issues when a new release is open. See the notes on upgrading below for more detail.
diff --git a/dbt_project.yml b/dbt_project.yml
index a02ad65a..d44c85b4 100644
--- a/dbt_project.yml
+++ b/dbt_project.yml
@@ -1,7 +1,7 @@
 name: "dbt_artifacts"
-version: "2.7.0"
+version: "2.8.0"
 config-version: 2
-require-dbt-version: [">=1.3.0", "<1.9.0"]
+require-dbt-version: [">=1.3.0", "<1.10.0"]
 profile: "dbt_artifacts"
 
 clean-targets: # folders to be removed by `dbt clean`
diff --git a/tox.ini b/tox.ini
index d865318c..6316ad78 100644
--- a/tox.ini
+++ b/tox.ini
@@ -113,13 +113,13 @@ commands = sqlfluff fix models --ignore parsing
 
 # Generate docs
 [testenv:generate_docs]
-deps = dbt-snowflake~=1.8.0
+deps = dbt-snowflake~=1.9.0
 commands = dbt docs generate --profiles-dir integration_test_project
 
 # Snowflake integration tests
 [testenv:integration_snowflake]
 changedir = integration_test_project
-deps = dbt-snowflake~=1.8.0
+deps = dbt-snowflake~=1.9.0
 commands =
     dbt clean
     dbt deps
@@ -174,10 +174,18 @@ commands =
     dbt deps
     dbt build --target snowflake
 
+[testenv:integration_snowflake_1_9_0]
+changedir = integration_test_project
+deps = dbt-snowflake~=1.9.0
+commands =
+    dbt clean
+    dbt deps
+    dbt build --target snowflake
+
 # Databricks integration tests
 [testenv:integration_databricks]
 changedir = integration_test_project
-deps = dbt-databricks~=1.8.0
+deps = dbt-databricks~=1.9.0
 commands =
     dbt clean
     dbt deps
@@ -231,10 +239,18 @@ commands =
     dbt deps
     dbt build --target databricks
 
+[testenv:integration_databricks_1_9_0]
+changedir = integration_test_project
+deps = dbt-databricks~=1.9.0
+commands =
+    dbt clean
+    dbt deps
+    dbt build --target databricks
+
 # Bigquery integration tests
 [testenv:integration_bigquery]
 changedir = integration_test_project
-deps = dbt-bigquery~=1.8.0
+deps = dbt-bigquery~=1.9.0
 commands =
     dbt clean
     dbt deps
@@ -288,6 +304,14 @@ commands =
     dbt deps
     dbt build --target bigquery --vars '"my_var": "my value"'
 
+[testenv:integration_bigquery_1_9_0]
+changedir = integration_test_project
+deps = dbt-bigquery~=1.9.0
+commands =
+    dbt clean
+    dbt deps
+    dbt build --target bigquery --vars '"my_var": "my value"'
+
 # Spark integration test (disabled)
 [testenv:integration_spark]
 changedir = integration_test_project
@@ -300,8 +324,8 @@ commands =
 [testenv:integration_postgres]
 changedir = integration_test_project
 deps =
-    dbt-core~=1.8.0
-    dbt-postgres~=1.8.0
+    dbt-core~=1.9.0
+    dbt-postgres~=1.9.0
 commands =
     dbt clean
     dbt deps
@@ -357,6 +381,16 @@ commands =
     dbt deps
     dbt build --target postgres
 
+[testenv:integration_postgres_1_9_0]
+changedir = integration_test_project
+deps =
+    dbt-core~=1.9.0
+    dbt-postgres~=1.9.0
+commands =
+    dbt clean
+    dbt deps
+    dbt build --target postgres
+
 [testenv:integration_sqlserver]
 changedir = integration_test_project
 deps = dbt-sqlserver~=1.8.0