diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index f9795c7..95c2309 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -49,4 +49,5 @@ jobs:
 
       - name: Test with pytest
         run: |
+          make conda-install-geo
           make test-pysus
diff --git a/Makefile b/Makefile
index 5eb5506..2239954 100644
--- a/Makefile
+++ b/Makefile
@@ -90,7 +90,6 @@ test-jupyter-pysus: ## run pytest for notebooks inside jupyter container
 test-pysus: ## run tests quickly with the default Python
 	cp docs/source/**/*.ipynb pysus/Notebooks
 	poetry run pytest -vv pysus/tests/
-	poetry run pytest --nbmake --nbmake-timeout=800 pysus/Notebooks/*.ipynb
 
 coverage: ## check code coverage quickly with the default Python
 	coverage run --source pysus/tests/ -m pytest
diff --git a/poetry.lock b/poetry.lock
index 9b45cf1..cb21195 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -3925,4 +3925,4 @@ preprocessing = []
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.11"
-content-hash = "0882f6f03b6b87c1137a4353cf9cab22b575f9018807b0fa4be573027ad202f5"
+content-hash = "e3fc42b7a0ee686f35e781158828f9eb9f964e89bcdc14e550253020bcc8db32"
diff --git a/pyproject.toml b/pyproject.toml
index b5b2a08..250d006 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -38,7 +38,6 @@ flake8 = "^5.0.4"
 isort = "^5.10.1"
 pre-commit = "^2.20.0"
 pytest-timeout = "^2.1.0"
-nbsphinx = "^0.9.3"
 
 [tool.poetry.group.docs.dependencies]
 sphinx = "^5.1.1"
@@ -49,7 +48,7 @@ ipykernel = "^6.25.1"
 seaborn = "^0.12.2"
 tomli = "^2.0.1"
 sphinx-rtd-theme = "^1.3.0"
-
+nbsphinx = "^0.9.3"
 
 [tool.poetry.group.geo.dependencies]
 geobr = { version = "^0.2.0", extras=["preprocessing"] }
@@ -59,8 +58,8 @@ descartes = "^1.1.0"
 folium = "^0.14.0"
 
 [build-system]
-requires = ["setuptools", "wheel"]
-build-backend = "setuptools.build_meta"
+requires = ["poetry-core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"
 
 [tool.isort]
 profile = "black"