diff --git a/pkgs/development/libraries/s2n-tls/default.nix b/pkgs/development/libraries/s2n-tls/default.nix
index e96237877cce..36f11372775d 100644
--- a/pkgs/development/libraries/s2n-tls/default.nix
+++ b/pkgs/development/libraries/s2n-tls/default.nix
@@ -8,13 +8,13 @@
 
 stdenv.mkDerivation rec {
   pname = "s2n-tls";
-  version = "1.4.11";
+  version = "1.4.12";
 
   src = fetchFromGitHub {
     owner = "aws";
     repo = pname;
     rev = "v${version}";
-    hash = "sha256-S062Vjmyr02/FEfWoCHwS/Z86SExjNIo79N0noSVgE0=";
+    hash = "sha256-gOCnRuJ1YM+SkrOJ/5TGANl442e7Umh3HK5DFNLJi/A=";
   };
 
   nativeBuildInputs = [ cmake ];