diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..3550a30
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use flake
diff --git a/.gitignore b/.gitignore
index a4d2607..3fa504b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -145,3 +145,5 @@ cython_debug/
 #  and can be added to the global gitignore or merged into this file.  For a more nuclear
 #  option (not recommended) you can uncomment the following to ignore the entire idea folder.
 #.idea/
+/setup.py
+/.direnv/
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 1c26a5d..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,5 +0,0 @@
-sphinx
-pydata-sphinx-theme
-data-science-types
-black
-setuptools