diff --git a/pkgs/development/python-modules/GitPython/default.nix b/pkgs/development/python-modules/GitPython/default.nix
index 2edb8c51e3a0..18f16d839397 100644
--- a/pkgs/development/python-modules/GitPython/default.nix
+++ b/pkgs/development/python-modules/GitPython/default.nix
@@ -1,13 +1,13 @@
 { lib, buildPythonPackage, fetchPypi, isPy27, substituteAll, git, gitdb, mock, nose, ddt }:
 
 buildPythonPackage rec {
-  version = "3.1.11";
+  version = "3.1.12";
   pname = "GitPython";
   disabled = isPy27; # no longer supported
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "befa4d101f91bad1b632df4308ec64555db684c360bd7d2130b4807d49ce86b8";
+    sha256 = "sha256-Qtvv2NniV2xJbtAFnzED3O9xJbnOFvnV+cg0rtRKHaw=";
   };
 
   patches = [