diff --git a/pkgs/by-name/aw/aws-lc/package.nix b/pkgs/by-name/aw/aws-lc/package.nix
index 1207ea2eb15e..c267a1335ca2 100644
--- a/pkgs/by-name/aw/aws-lc/package.nix
+++ b/pkgs/by-name/aw/aws-lc/package.nix
@@ -11,13 +11,13 @@
 }:
 stdenv.mkDerivation (finalAttrs: {
   pname = "aws-lc";
-  version = "1.65.0";
+  version = "1.66.0";
 
   src = fetchFromGitHub {
     owner = "aws";
     repo = "aws-lc";
     rev = "v${finalAttrs.version}";
-    hash = "sha256-rpxEhOy9qYwIDa78u1BOgANfnkfGgGacKOjjlqXtn88=";
+    hash = "sha256-OO9TWwaV/GlyrLl4C6oCFxIAeYfWjzvY7o//7OuoRDc=";
   };
 
   outputs = [