diff --git a/pkgs/development/python-modules/mongoengine/default.nix b/pkgs/development/python-modules/mongoengine/default.nix
index c1c69598cd05..f4b5b38f10c0 100644
--- a/pkgs/development/python-modules/mongoengine/default.nix
+++ b/pkgs/development/python-modules/mongoengine/default.nix
@@ -11,13 +11,13 @@
 
 buildPythonPackage rec {
   pname = "mongoengine";
-  version = "0.18.2";
+  version = "0.20.0";
 
   src = fetchFromGitHub {
     owner = "MongoEngine";
     repo = pname;
     rev = "v${version}";
-    sha256 = "0gx091h9rcykdj233srrl3dfc0ly52p6r4qc9ah6z0f694kmqj1v";
+    sha256 = "0wc0cvjanlszn09n61jj38pq9wdlphkjgrp3c8hvd16754is3n7f";
   };
 
   propagatedBuildInputs = [