diff --git a/pyproject.toml b/pyproject.toml
index 21b55f5ed..3b4945e49 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,6 +33,7 @@ galsim = ">=2.2.4"
 hydra-core = ">=1.0.6"
 ipywidgets = ">=7.6.5"
 matplotlib = ">=3.4.3"
+nbstripout = "^0.5.0"
 numpy = ">=1.20.1"
 pandas = ">=1.3.3"
 peigen = {version = ">=0.0.9", optional = true}
@@ -44,11 +45,10 @@ scipy = ">=1.6.1"
 seaborn = ">=0.11.2"
 sep = ">=1.2.0"
 tqdm = "^4.62.3"
-nbstripout = "^0.5.0"
 
 [tool.poetry.dev-dependencies]
 Cython = ">=0.29.24"
-black = ">=20.8b1"
+black = ">=22.1.0"
 flake8 = ">=3.9.2"
 flake8-absolute-import = ">=1.0"
 jupyter-sphinx = ">=0.3.2"