diff --git a/default.nix b/default.nix
index f332bba..18bb1a4 100644
--- a/default.nix
+++ b/default.nix
@@ -13,6 +13,6 @@ let
 in
   poetry2nix.mkPoetryEnv {
     projectDir = ./.;
-    preferwheels = true; # todo use overrides to fix this
+    preferWheels = true; # todo use overrides to fix this
     # it has to do with the maturin rust dependencies
   }