diff --git a/pkgs/development/tools/parsing/tree-sitter/update.nix b/pkgs/development/tools/parsing/tree-sitter/update.nix
index 274d932dfe7f..fffab5ea3f5f 100644
--- a/pkgs/development/tools/parsing/tree-sitter/update.nix
+++ b/pkgs/development/tools/parsing/tree-sitter/update.nix
@@ -407,7 +407,8 @@ let
   jsonFile = name: val: (formats.json { }).generate name val;
 
   # implementation of the updater
-  updateImpl = passArgs "updateImpl-with-args" {
+  updateImpl = passArgs "updateImpl-with-args"
+    {
       binaries = {
         curl = "${curl}/bin/curl";
         nix-prefetch-git = "${nix-prefetch-git}/bin/nix-prefetch-git";
@@ -418,9 +419,10 @@ let
         ignoredTreeSitterOrgRepos
         ;
     }
-    (writers.writePython3 "updateImpl" {
-        flakeIgnore = ["E501"];
-    } ./update_impl.py);
+    (writers.writePython3 "updateImpl"
+      {
+        flakeIgnore = [ "E501" ];
+      } ./update_impl.py);
 
   # Pass the given arguments to the command, in the ARGS environment variable.
   # The arguments are just a json object that should be available in the script.
@@ -433,7 +435,7 @@ let
     lib.concatMapStringsSep "\n" f
       (lib.mapAttrsToList (k: v: { name = k; } // v) attrs);
 
-  jsonNewlines = lib.concatMapStringsSep "\n" (lib.generators.toJSON {});
+  jsonNewlines = lib.concatMapStringsSep "\n" (lib.generators.toJSON { });
 
   # Run the given script for each of the attr list.
   # The attrs are passed to the script as a json value.
@@ -447,34 +449,34 @@ let
   outputDir = "${toString ./.}/grammars";
 
   update-all-grammars = writeShellScript "update-all-grammars.sh" ''
-    set -euo pipefail
-   ${updateImpl} fetch-and-check-tree-sitter-repos '{}'
-    echo "writing files to ${outputDir}" 1>&2
-    mkdir -p "${outputDir}"
-    ${forEachParallel
-        "repos-to-fetch"
-        (writeShellScript "fetch-repo" ''
-            ${updateImpl} fetch-repo "$1"
-        '')
-        (lib.mapAttrsToList
-          (nixRepoAttrName: attrs: attrs // {
-            inherit
-              nixRepoAttrName
-              outputDir;
-          })
-          allGrammars)
-    }
-    ${updateImpl} print-all-grammars-nix-file "$(< ${
-        jsonFile "all-grammars.json" {
-          allGrammars =
-            (lib.mapAttrsToList
-              (nixRepoAttrName: attrs: attrs // {
-                inherit nixRepoAttrName;
-              })
-              allGrammars);
-          inherit outputDir;
-        }
-    })"
+     set -euo pipefail
+    ${updateImpl} fetch-and-check-tree-sitter-repos '{}'
+     echo "writing files to ${outputDir}" 1>&2
+     mkdir -p "${outputDir}"
+     ${forEachParallel
+         "repos-to-fetch"
+         (writeShellScript "fetch-repo" ''
+             ${updateImpl} fetch-repo "$1"
+         '')
+         (lib.mapAttrsToList
+           (nixRepoAttrName: attrs: attrs // {
+             inherit
+               nixRepoAttrName
+               outputDir;
+           })
+           allGrammars)
+     }
+     ${updateImpl} print-all-grammars-nix-file "$(< ${
+         jsonFile "all-grammars.json" {
+           allGrammars =
+             (lib.mapAttrsToList
+               (nixRepoAttrName: attrs: attrs // {
+                 inherit nixRepoAttrName;
+               })
+               allGrammars);
+           inherit outputDir;
+         }
+     })"
   '';