diff --git a/pkgs/development/python-modules/botocore/default.nix b/pkgs/development/python-modules/botocore/default.nix
index 202b7fb62c6b..ea7ea23fc40d 100644
--- a/pkgs/development/python-modules/botocore/default.nix
+++ b/pkgs/development/python-modules/botocore/default.nix
@@ -6,6 +6,7 @@
 , urllib3
 , pytestCheckHook
 , jsonschema
+, awscrt
 }:
 
 buildPythonPackage rec {
@@ -41,6 +42,10 @@ buildPythonPackage rec {
     "botocore"
   ];
 
+  passthru.optional-dependencies = {
+    crt = [ awscrt ];
+  };
+
   meta = with lib; {
     homepage = "https://github.com/boto/botocore";
     changelog = "https://github.com/boto/botocore/blob/${version}/CHANGELOG.rst";