diff --git a/pkgs/development/python-modules/lmtpd/default.nix b/pkgs/development/python-modules/lmtpd/default.nix
index bc91139728b0..d05acd21c107 100644
--- a/pkgs/development/python-modules/lmtpd/default.nix
+++ b/pkgs/development/python-modules/lmtpd/default.nix
@@ -2,11 +2,11 @@
 
 buildPythonPackage rec {
   pname = "lmtpd";
-  version = "6.0.0";
+  version = "6.1.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "192d1j9lj9i6f4llwg51817am4jj8pjvlqmkx03spmsay6f832bm";
+    sha256 = "256e23a3292818ecccf9a76ef52e0064c6f7e1f8602904e15337c8917ed0fafe";
   };
 
   meta = with stdenv.lib; {