diff --git a/Formula/r/ruff.rb b/Formula/r/ruff.rb
index f993e0385257..c8b0b88e30e5 100644
--- a/Formula/r/ruff.rb
+++ b/Formula/r/ruff.rb
@@ -1,18 +1,18 @@
 class Ruff < Formula
   desc "Extremely fast Python linter, written in Rust"
   homepage "https://docs.astral.sh/ruff/"
-  url "https://github.com/astral-sh/ruff/archive/refs/tags/0.6.5.tar.gz"
-  sha256 "ecca79da8acf4e1f234652fcb1fadef913392e66795b61db1c469c1e34b8fe49"
+  url "https://github.com/astral-sh/ruff/archive/refs/tags/0.6.6.tar.gz"
+  sha256 "3cb23639fe8f64748fd3ff0d4a7ed8128ed2a614def511978ee83c798ca0c0ce"
   license "MIT"
   head "https://github.com/astral-sh/ruff.git", branch: "main"
 
   bottle do
-    sha256 cellar: :any_skip_relocation, arm64_sequoia: "1b337e949aae4423f88ba343f06e80637e17a046e562f4f58de0fecf568c0ef5"
-    sha256 cellar: :any_skip_relocation, arm64_sonoma:  "e5441b499df701e2708bfd3202f1a1e7805ec302b97e2d049d5c102cdc92049e"
-    sha256 cellar: :any_skip_relocation, arm64_ventura: "27916715a079dceb7c4b14fe708017ce47b0fd2c39ad2550dd1325a4d1ecfc59"
-    sha256 cellar: :any_skip_relocation, sonoma:        "1d69fa62a5ef1ec61c4e7dbc0d92690a0c1e888b51a26cb30e5f3380d531e7e1"
-    sha256 cellar: :any_skip_relocation, ventura:       "b42b47f7be5fcde61fb607e093cac9cadadfb4e7f6b18503143465121bdc83d7"
-    sha256 cellar: :any_skip_relocation, x86_64_linux:  "24d266105030192228e5d6946ebedc91ffb2cddb961b069ca96415528f779e4b"
+    sha256 cellar: :any_skip_relocation, arm64_sequoia: "2e85d7eefcc77d903662319ba94a4de325e84c79a9e3d43ba202cf565a9718f7"
+    sha256 cellar: :any_skip_relocation, arm64_sonoma:  "426e94017f612842264d7cdbb4f177d59316a49eab41f2dc53a3164e36e4e06a"
+    sha256 cellar: :any_skip_relocation, arm64_ventura: "cbad72ec096164359cfe47a07f63dc31414ffbc669fd3bafa908b4b52455eb2f"
+    sha256 cellar: :any_skip_relocation, sonoma:        "fe9e8d84d60874f3ab80e8e460b82ff6c21fdcc5ee4dc48169d01a4a81fd55a7"
+    sha256 cellar: :any_skip_relocation, ventura:       "65b30ddd363e71f61198428b4ea20bb061880f0c1a65236930a1b4b455b458cc"
+    sha256 cellar: :any_skip_relocation, x86_64_linux:  "4aafb67d9be181a2cd26fb6ed5fd015f3ecc41ba56dd70f02d47fe4296e878d6"
   end
 
   depends_on "rust" => :build