diff --git a/pkgs/development/python-modules/awscrt/default.nix b/pkgs/development/python-modules/awscrt/default.nix
index 3201deab5029..10e6c755182b 100644
--- a/pkgs/development/python-modules/awscrt/default.nix
+++ b/pkgs/development/python-modules/awscrt/default.nix
@@ -12,14 +12,14 @@
 
 buildPythonPackage rec {
   pname = "awscrt";
-  version = "0.21.2";
+  version = "0.21.4";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-N6zijQ16kfkIYt0plIcqFZYre08TduC3sBqCGVRhFQc=";
+    hash = "sha256-pzvkFOB96OFLzdNmoB2uuIiTzyYOP10Lzjs0HF+ElGY=";
   };
 
   buildInputs = lib.optionals stdenv.isDarwin [