diff --git a/shell.nix b/shell.nix
index b94b71d..f1ce9b2 100644
--- a/shell.nix
+++ b/shell.nix
@@ -12,6 +12,9 @@ let
     mnemonic
     coverage
     pylint
+    rope
+    mypy
+    pylsp-mypy
     pydantic
     typing-extensions
     psutil