diff --git a/pkgs/development/libraries/aws-c-cal/default.nix b/pkgs/development/libraries/aws-c-cal/default.nix
new file mode 100644
index 00000000000..5a39e39390d
--- /dev/null
+++ b/pkgs/development/libraries/aws-c-cal/default.nix
@@ -0,0 +1,30 @@
+{ lib, stdenv, fetchFromGitHub, cmake, aws-c-common, openssl }:
+
+stdenv.mkDerivation rec {
+  pname = "aws-c-cal";
+  version = "0.4.5";
+
+  src = fetchFromGitHub {
+    owner = "awslabs";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "04acra1mnzw9q7jycs5966akfbgnx96hkrq90nq0dhw8pvarlyv6";
+  };
+
+  nativeBuildInputs = [ cmake ];
+
+  buildInputs = [ aws-c-common openssl ];
+
+  cmakeFlags = [
+    "-DBUILD_SHARED_LIBS=ON"
+    "-DCMAKE_MODULE_PATH=${aws-c-common}/lib/cmake"
+  ];
+
+  meta = with lib; {
+    description = "AWS Crypto Abstraction Layer ";
+    homepage = "https://github.com/awslabs/aws-c-cal";
+    license = licenses.asl20;
+    platforms = platforms.unix;
+    maintainers = with maintainers; [ orivej ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 1d0e35fba6d..7e3584296c6 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -12578,6 +12578,8 @@ in
     inherit (darwin.apple_sdk.frameworks) AudioUnit CoreServices;
   };
 
+  aws-c-cal = callPackage ../development/libraries/aws-c-cal { };
+
   aws-c-common = callPackage ../development/libraries/aws-c-common { };
 
   aws-c-event-stream = callPackage ../development/libraries/aws-c-event-stream { };