diff --git a/shell.nix b/shell.nix
index 541c523..9588d2e 100644
--- a/shell.nix
+++ b/shell.nix
@@ -10,17 +10,8 @@ pkgs.mkShell {
     flask
     flask-bootstrap
     flask_wtf
-    matplotlib
     folium
     pytest
     beautifulsoup4
-    # Development tools
-    black
-    isort
-    pyflakes
-    python-language-server
-    pyls-black
-    pyls-isort
-    pyls-mypy
   ];
 }