diff --git a/flake.nix b/flake.nix
index 60c05c4..87a406e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -25,13 +25,10 @@
         tinydb
         pandas
         geopandas
-        pyarrow
-        fiona
-        pyproj
         shapely
         numpy
+        pyarrow
         matplotlib
-        pyogrio
         pycurl
         beautifulsoup4
       ];
@@ -56,13 +53,10 @@
           tinydb
           pandas
           geopandas
-          pyarrow
-          fiona
-          pyproj
           shapely
           numpy
+          pyarrow
           matplotlib
-          pyogrio
           beautifulsoup4
           pycurl
         ];
diff --git a/pyproject.toml b/pyproject.toml
index 351ab97..319417b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,13 +13,10 @@ dependencies = [
   "tinydb",
   "pandas",
   "geopandas",
-  "pyarrow",
-  "fiona",
-  "pyproj",
   "shapely",
-  "numpy",
+  "numpy", #dep for panda
+  "pyarrow", #dep for parquet
   "matplotlib",
-  "pyogrio",
   "beautifulsoup4",
   "pycurl"
 ]