diff --git a/pkgs/development/python-modules/mock/default.nix b/pkgs/development/python-modules/mock/default.nix
index 20c78bf4f18e..9f8895131c6d 100644
--- a/pkgs/development/python-modules/mock/default.nix
+++ b/pkgs/development/python-modules/mock/default.nix
@@ -8,14 +8,14 @@
 
 buildPythonPackage rec {
   pname = "mock";
-  version = "5.1.0";
+  version = "5.2.0";
   format = "setuptools";
 
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-Xpaq1czaRxjgointlLICTfdcwtVVdbpXYtMfV2e4dn0=";
+    hash = "sha256-TkYOgYYptLFz8y0IvzDTr4Ejr7uOBLtXB6H9R5nlA/A=";
   };
 
   nativeCheckInputs = [ pytestCheckHook ];