diff --git a/pkgs/development/python-modules/awscrt/default.nix b/pkgs/development/python-modules/awscrt/default.nix
index 209627d858bf..1ef9d1eeda9a 100644
--- a/pkgs/development/python-modules/awscrt/default.nix
+++ b/pkgs/development/python-modules/awscrt/default.nix
@@ -13,14 +13,14 @@
 
 buildPythonPackage rec {
   pname = "awscrt";
-  version = "0.20.12";
+  version = "0.21.1";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-Z271rdHsBh8/+nIrMm3wGhxEJJNIl2hYuBQdkHSlRok=";
+    hash = "sha256-q7nF79TzOItcXQsWQADF9SgLLKz72I5FhSVSjkEoJbw=";
   };
 
   buildInputs = lib.optionals stdenv.isDarwin [