diff --git a/requirements/extra.txt b/requirements/extra.txt
index 13d86760..87ce5253 100644
--- a/requirements/extra.txt
+++ b/requirements/extra.txt
@@ -5,4 +5,6 @@ h5py
 ipython
 pre-commit
 h5py
-numba>=0.50.1
\ No newline at end of file
+numba>=0.50.1
+black
+isort
\ No newline at end of file