diff --git a/.stylish-haskell.yaml b/.stylish-haskell.yaml
index d41f5ccb5a..5896976a7b 100644
--- a/.stylish-haskell.yaml
+++ b/.stylish-haskell.yaml
@@ -56,8 +56,22 @@ columns: 80
 newline: native
 
 language_extensions:
+  - BangPatterns
   - DataKinds
+  - DeriveFunctor
+  - DeriveGeneric
+  - FlexibleContexts
+  - GeneralizedNewtypeDeriving
+  - KindSignatures
+  - LambdaCase
+  - NamedFieldPuns
   - OverloadedStrings
+  - RecordWildCards
+  - ScopedTypeVariables
+  - StandaloneDeriving
+  - TupleSections
+  - TypeApplications
   - TypeOperators
+  - ViewPatterns
 
 cabal: true
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 6bc27da912..791cf70274 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -17,8 +17,8 @@ If you don't want to use [nix](https://nixos.org/guides/install-nix.html), you c
     {
       "hooks": [
         {
-          "entry": "stylish-haskell -i ",
-          "exclude": "(/test/testdata/*)",
+          "entry": "stylish-haskell --inplace",
+          "exclude": "(test/testdata/.*|hie-compat/.*)",
           "files": "\\.l?hs$",
           "id": "stylish-haskell",
           "language": "system",
diff --git a/ghcide/.stylish-haskell.yaml b/ghcide/.stylish-haskell.yaml
deleted file mode 100644
index a1c72461b9..0000000000
--- a/ghcide/.stylish-haskell.yaml
+++ /dev/null
@@ -1,74 +0,0 @@
-# See https://github.com/jaspervdj/stylish-haskell/blob/main/data/stylish-haskell.yaml
-# for reference.
-
-steps:
-  # - unicode_syntax:
-  #     add_language_pragma: true
-
-  # - module_header:
-  #     indent: 4
-  #     sort: true
-  #     separate_lists: true
-
-  # - records:
-  #     equals: "indent 2"
-  #     first_field: "indent 2"
-  #     field_comment: 2
-  #     deriving: 2
-  #     via: "indent 2"
-  #     sort_deriving: true
-  #     break_enums: false
-  #     break_single_constructors: true
-  #     curried_context: false
-
-  - simple_align:
-      cases: always
-      top_level_patterns: always
-      records: always
-      multi_way_if: always
-
-  - imports:
-      align: global
-      list_align: after_alias
-      pad_module_names: true
-      long_list_align: inline
-      empty_list_align: inherit
-      list_padding: 4
-      separate_lists: true
-      space_surround: false
-      ghc_lib_parser: false
-
-  - language_pragmas:
-      style: vertical
-      align: true
-      remove_redundant: true
-      language_prefix: LANGUAGE
-
-  # - tabs:
-  #     spaces: 8
-
-  - trailing_whitespace: {}
-
-  # - squash: {}
-
-columns: 80
-
-newline: native
-
-language_extensions:
-  - BangPatterns
-  - DeriveFunctor
-  - DeriveGeneric
-  - FlexibleContexts
-  - GeneralizedNewtypeDeriving
-  - LambdaCase
-  - NamedFieldPuns
-  - OverloadedStrings
-  - RecordWildCards
-  - ScopedTypeVariables
-  - StandaloneDeriving
-  - TupleSections
-  - TypeApplications
-  - ViewPatterns
-
-cabal: true
diff --git a/hls-plugin-api/.stylish-haskell.yaml b/hls-plugin-api/.stylish-haskell.yaml
deleted file mode 100644
index 08eda7297c..0000000000
--- a/hls-plugin-api/.stylish-haskell.yaml
+++ /dev/null
@@ -1,63 +0,0 @@
-# See https://github.com/jaspervdj/stylish-haskell/blob/main/data/stylish-haskell.yaml
-# for reference.
-
-steps:
-  # - unicode_syntax:
-  #     add_language_pragma: true
-
-  # - module_header:
-  #     indent: 4
-  #     sort: true
-  #     separate_lists: true
-
-  # - records:
-  #     equals: "indent 2"
-  #     first_field: "indent 2"
-  #     field_comment: 2
-  #     deriving: 2
-  #     via: "indent 2"
-  #     sort_deriving: true
-  #     break_enums: false
-  #     break_single_constructors: true
-  #     curried_context: false
-
-  - simple_align:
-      cases: always
-      top_level_patterns: always
-      records: always
-      multi_way_if: always
-
-  - imports:
-      align: global
-      list_align: after_alias
-      pad_module_names: true
-      long_list_align: inline
-      empty_list_align: inherit
-      list_padding: 4
-      separate_lists: true
-      space_surround: false
-      ghc_lib_parser: false
-
-  - language_pragmas:
-      style: vertical
-      align: true
-      remove_redundant: true
-      language_prefix: LANGUAGE
-
-  # - tabs:
-  #     spaces: 8
-
-  - trailing_whitespace: {}
-
-  # - squash: {}
-
-columns: 80
-
-newline: native
-
-language_extensions:
-  - DataKinds
-  - KindSignatures
-  - TypeOperators
-
-cabal: true
diff --git a/nix/default.nix b/nix/default.nix
index a2dc654085..a846b4d54b 100644
--- a/nix/default.nix
+++ b/nix/default.nix
@@ -54,7 +54,7 @@ in (import sources.nixpkgs
       # default_stages = ["manual" "push"];
       hooks = {
         stylish-haskell.enable = true;
-        stylish-haskell.excludes = [ "/test/testdata/*" "/hie-compat/*" ];
+        stylish-haskell.excludes = [ "test/testdata/.*" "hie-compat/.*" ];
       };
     };
   }