diff --git a/Formula/s/s2n.rb b/Formula/s/s2n.rb
index 481cc31da3e6..778870c67dcc 100644
--- a/Formula/s/s2n.rb
+++ b/Formula/s/s2n.rb
@@ -1,8 +1,8 @@
 class S2n < Formula
   desc "Implementation of the TLS/SSL protocols"
   homepage "https://github.com/aws/s2n-tls"
-  url "https://github.com/aws/s2n-tls/archive/refs/tags/v1.6.3.tar.gz"
-  sha256 "84f52b3c841a110931442022d05b53b00353e64b03128dd24006438935e1cc32"
+  url "https://github.com/aws/s2n-tls/archive/refs/tags/v1.6.4.tar.gz"
+  sha256 "6874dcd366b32650bb00d3e94c4435b698bc47cadcba35d67e0d58cdbea6fbf5"
   license "Apache-2.0"
   head "https://github.com/aws/s2n-tls.git", branch: "main"
 
@@ -12,12 +12,12 @@ class S2n < Formula
   end
 
   bottle do
-    sha256 cellar: :any,                 arm64_tahoe:   "c13da12b87edbcaa6d5d5c9b92c913bbe6297555b0dbcb7fb9cb78aa03f93cd4"
-    sha256 cellar: :any,                 arm64_sequoia: "703a0a45cb970e15233bd1508238f6f98bfaead5bef959adf07cc2fb819dc936"
-    sha256 cellar: :any,                 arm64_sonoma:  "9052b65b8657702b2ca87d864dd83c08dec201a60ed207c36ba4510ed62bcead"
-    sha256 cellar: :any,                 sonoma:        "6466c38d78ea68bf2d57adc701a038d01550133ad719c67e2f5ebb3a80d9f020"
-    sha256 cellar: :any_skip_relocation, arm64_linux:   "2404be5cb3b0e2223b9c26fa0d4e526159a4f583820e3c18e18c1602175fcc46"
-    sha256 cellar: :any_skip_relocation, x86_64_linux:  "6e44a20056cdd8fda960b9e0fa14690cc00e3086bb96b359cc2691601863c121"
+    sha256 cellar: :any,                 arm64_tahoe:   "7ec93b58bae2f11bbf7115a1b4aa478fde1f7de50a23dd3ca0140e2d42587267"
+    sha256 cellar: :any,                 arm64_sequoia: "98d8ba724f866648685a629835d0325577b5cd7c6b03e8533fdec776a1a0471c"
+    sha256 cellar: :any,                 arm64_sonoma:  "8af528f4c77935d47ae7f8479ed290427730a0c928f5235ceb7096a478eb9bca"
+    sha256 cellar: :any,                 sonoma:        "562ebe2bd011ff80afea218e2fe17fb0d2940050b37a3d7a62cff300cae33a67"
+    sha256 cellar: :any_skip_relocation, arm64_linux:   "ad6c36a3b5b3046d8bbbe36c1c07b4968bd91e1c17a7fd6d4af69b046e829879"
+    sha256 cellar: :any_skip_relocation, x86_64_linux:  "31b1981396df0e7c69e1a3f0b352ccd0182940daf4aacbb4f9ad39ebf79a64b7"
   end
 
   depends_on "cmake" => :build