diff --git a/pkgs/development/python-modules/ldaptor/default.nix b/pkgs/development/python-modules/ldaptor/default.nix
index e3694bffe37..0d0c1159332 100644
--- a/pkgs/development/python-modules/ldaptor/default.nix
+++ b/pkgs/development/python-modules/ldaptor/default.nix
@@ -8,25 +8,23 @@
 , service-identity
 , zope_interface
 , isPy3k
-, pythonAtLeast
 , python
 }:
 
 buildPythonPackage rec {
   pname = "ldaptor";
-  version = "20.1.1";
+  version = "21.2.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "778f45d68a0b5d63a892c804c05e57b464413a41d8ae52f92ae569321473ab67";
+    sha256 = "sha256-jEnrGTddSqs+W4NYYGFODLF+VrtaIOGHSAj6W+xno1g=";
   };
 
   propagatedBuildInputs = [
     twisted passlib pyopenssl pyparsing service-identity zope_interface
   ];
 
-  # https://github.com/twisted/ldaptor/pull/210
-  disabled = !isPy3k || pythonAtLeast "3.9";
+  disabled = !isPy3k;
 
   checkPhase = ''
     ${python.interpreter} -m twisted.trial ldaptor