diff --git a/home-manager/roles/tinkering.nix b/home-manager/roles/tinkering.nix
index da7edc5c..d50c8036 100644
--- a/home-manager/roles/tinkering.nix
+++ b/home-manager/roles/tinkering.nix
@@ -73,6 +73,8 @@
       ];
       "vim.useCtrlKeys" = false;
       "tabnine.experimentalAutoImports" = true;
+      "haskell.formattingProvider" = "fourmolu";
+      "haskell.updateBehavior" = "never-check";
     };
   };
 }