diff --git a/shell.nix b/shell.nix
index 55375ea..140e60b 100644
--- a/shell.nix
+++ b/shell.nix
@@ -4,5 +4,8 @@ mkShell {
 
     # Defines a python + set of packages.
     python3
+    python3Packages.autopep8
+    python3Packages.pyflakes
+    python3Packages.pylint
   ];
 }