diff --git a/pyproject.toml b/pyproject.toml
index 98a0e95..303d827 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -2,7 +2,7 @@
 name = "pystog"
 description = "Total scattering function manipulator"
 dynamic = ["version"]
-requires-python = ">=3.6,<=3.9"
+requires-python = ">=3.6"
 dependencies = [
   # list all runtime dependencies here
 ]
diff --git a/requirements-dev.txt b/requirements-dev.txt
deleted file mode 100644
index 16be0d3..0000000
--- a/requirements-dev.txt
+++ /dev/null
@@ -1,6 +0,0 @@
-bandit
-mock
-pytest
-flake8
-tox
-sphinx_rtd_theme
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 229350c..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-numpy
-h5py
\ No newline at end of file