diff --git a/pyproject.toml b/pyproject.toml
index e6e64a0..ebe3b9a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,7 +12,7 @@ addopts = ["--import-mode=importlib"]
 
 [tool.ruff]
 line-length = 120
-target-version = "py38"
+target-version = "py39"
 lint.select = [
     "E",
     "F",
diff --git a/setup.cfg b/setup.cfg
index 7c205be..ad1d34b 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -20,7 +20,7 @@ packages = find:
 package_dir =
     = src
 include_package_data = True
-python_requires = >=3.8
+python_requires = >=3.9
 install_requires = 
     pefile
     regex
diff --git a/tox.ini b/tox.ini
index 0ff6927..a27b79c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py38,py39
+envlist = py39,py310,py311,py312
 
 [testenv]
 deps = pytest