diff --git a/pkgs/development/python-modules/pymongo/default.nix b/pkgs/development/python-modules/pymongo/default.nix
index bae4f7c25fb8..ba184f68b4b5 100644
--- a/pkgs/development/python-modules/pymongo/default.nix
+++ b/pkgs/development/python-modules/pymongo/default.nix
@@ -6,12 +6,12 @@
 
 buildPythonPackage rec {
   pname = "pymongo";
-  version = "3.12.2";
+  version = "3.12.3";
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "64ea5e97fca1a37f83df9f3460bf63640bc0d725e12f3471e6acbf3a6040dd37";
+    sha256 = "sha256-ConK3ABipeU2ZN3gQ/bAlxcrjBxfAJRJAJUoL/mZWl8=";
   };
 
   # Tests call a running mongodb instance