diff --git a/.gitignore b/.gitignore
index d341553..4193586 100644
--- a/.gitignore
+++ b/.gitignore
@@ -47,6 +47,7 @@ share/python-wheels/
 .installed.cfg
 *.egg
 MANIFEST
+*.idea
 
 # PyInstaller
 #  Usually these files are written by a python script from a template
diff --git a/pyproject.toml b/pyproject.toml
index 62140b9..873e749 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,22 +22,13 @@ keywords = ["gas dispersion", "emission", "detection", "localization", "quantifi
 python = "~3.11"
 pandas = ">=2.1.4"
 numpy = ">=1.26.2"
-azure-storage-blob = ">=12.19.0"
-h5py = ">=3.10.0"
 plotly = ">=5.18.0"
 scipy = ">=1.11.4"
 pymap3d = ">=3.0.1"
-python-dotenv = ">=1.0.0"
 geojson = ">=3.1.0"
-geopandas = ">=0.14.1"
 shapely = ">=2.0.2"
-Fiona = ">=1.9.5"
 scikit-learn = ">=1.3.2"
 openmcmc = ">=1.0.0"
-pyarrow = {version = ">=14.0.2", optional = true }
-
-[tool.poetry.extras]
-parquet = ["pyarrow"]
 
 [tool.poetry.group.contributor]
 optional = true