diff --git a/pkgs/development/python-modules/mailchecker/default.nix b/pkgs/development/python-modules/mailchecker/default.nix
index 247de221f576..92f962a1bc7f 100644
--- a/pkgs/development/python-modules/mailchecker/default.nix
+++ b/pkgs/development/python-modules/mailchecker/default.nix
@@ -2,7 +2,6 @@
   lib,
   buildPythonPackage,
   fetchPypi,
-  pythonOlder,
   setuptools,
 }:
 
@@ -11,8 +10,6 @@ buildPythonPackage rec {
   version = "6.0.19";
   pyproject = true;
 
-  disabled = pythonOlder "3.7";
-
   src = fetchPypi {
     inherit pname version;
     hash = "sha256-MuLQdGiFZbhd/1Zc+VnTo3UW3EAyISzz/c1F3D0F2UE=";