diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index db224f3c3..417c45d00 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -18,7 +18,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v4
         with:
-          python-version: "3.9"
+          python-version: "3.10"
 
       - name: Install 'build' package
         run: pip install build
diff --git a/.github/workflows/run-precommit.yml b/.github/workflows/run-precommit.yml
index 65031fdc1..7927fbbe0 100644
--- a/.github/workflows/run-precommit.yml
+++ b/.github/workflows/run-precommit.yml
@@ -13,7 +13,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v4.3.0
         with:
-          python-version: "3.9"
+          python-version: "3.10"
 
       # mainly needed so mypy will have the dependencies it needs
       - name: Install elementary
diff --git a/.github/workflows/test-github-action.yml b/.github/workflows/test-github-action.yml
index 0140cf894..33e1f1159 100644
--- a/.github/workflows/test-github-action.yml
+++ b/.github/workflows/test-github-action.yml
@@ -51,7 +51,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v4
         with:
-          python-version: "3.9"
+          python-version: "3.10"
 
       - name: Install dbt
         run: pip install --pre
diff --git a/.github/workflows/test-warehouse.yml b/.github/workflows/test-warehouse.yml
index fa5195305..49b3ac5b9 100644
--- a/.github/workflows/test-warehouse.yml
+++ b/.github/workflows/test-warehouse.yml
@@ -111,7 +111,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v4
         with:
-          python-version: "3.9"
+          python-version: "3.10"
 
       - name: Install Spark requirements
         if: inputs.warehouse-type == 'spark'
diff --git a/pyproject.toml b/pyproject.toml
index df28cc136..a36a08986 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -9,11 +9,21 @@ readme = "README.md"
 homepage = "https://www.elementary-data.com"
 repository = "https://github.com/elementary-data/elementary"
 documentation = "https://docs.elementary-data.com"
+classifiers = [
+    "Natural Language :: English",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: Apache Software License",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
+    "Topic :: Software Development :: Libraries",
+]
 
 packages = [{include = "elementary"}]
 
 [tool.poetry.dependencies]
-python = ">=3.9,<3.14"
+python = ">=3.10,<3.14"
 click = ">=7.0,<9.0"
 dbt-core = ">=0.20,<2.0.0"
 requests = ">=2.28.1,<3.0.0"