diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 69a2464..a9084c4 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -47,7 +47,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.9", "3.10", "3.11"]
+        python-version: ["3.10", "3.11", "3.12"]
 
     steps:
     - name: Install packages
diff --git a/pyproject.toml b/pyproject.toml
index e5a386b..2644064 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,12 +6,12 @@ authors = [
 description = "Non-redundant, compressed, journalled, file-based storage for biological sequences"
 readme = "README.md"
 license = { file = "LICENSE.txt" }
-requires-python = ">=3.9"
+requires-python = ">=3.10"
 classifiers = [
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
     "License :: OSI Approved :: Apache Software License",
     "Operating System :: OS Independent",
 ]
@@ -24,6 +24,7 @@ dependencies = [
     "requests ~= 2.31",
     "tqdm ~= 4.66",
     "yoyo-migrations ~= 8.2",
+    "setuptools",  # pin until yoyo-migrations doesn't use pkg_resources
 ]
 
 [project.optional-dependencies]
diff --git a/tox.ini b/tox.ini
index e720b49..daaaf62 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py36,py37,py38
+envlist = py310,py311,py312
 
 [testenv]
 commands =