diff --git a/.config/dotnet-tools.json b/.config/dotnet-tools.json
index 40e3444..18e4663 100644
--- a/.config/dotnet-tools.json
+++ b/.config/dotnet-tools.json
@@ -3,7 +3,7 @@
   "isRoot": true,
   "tools": {
     "fantomas": {
-      "version": "6.0.1",
+      "version": "6.0.2",
       "commands": [
         "fantomas"
       ]
diff --git a/flake.nix b/flake.nix
index 3e8c457..f06ef02 100644
--- a/flake.nix
+++ b/flake.nix
@@ -41,7 +41,7 @@
         };
     in {
       packages = {
-        fantomas = dotnetTool "fantomas" "6.0.1" "sha256-TNAkurZ0NYI2Tkr99ms9MdAMLLKCQzemx5zHo/hDOTo=";
+        fantomas = dotnetTool "fantomas" (builtins.fromJSON (builtins.readFile ./.config/dotnet-tools.json)).tools.fantomas.version "sha256-zASGyIKyVEvtoqOYLosKHuxqJgG7l7jW6nSGvU0iMhs=";
         fetchDeps = let
           flags = [];
           runtimeIds = ["win-x64"] ++ map (system: pkgs.dotnetCorePackages.systemToDotnetRid system) dotnet-sdk.meta.platforms;