diff --git a/pkgs/development/python-modules/mkdocstrings-python/default.nix b/pkgs/development/python-modules/mkdocstrings-python/default.nix
index 03a5e5ca81b..dcd7a15fa7d 100644
--- a/pkgs/development/python-modules/mkdocstrings-python/default.nix
+++ b/pkgs/development/python-modules/mkdocstrings-python/default.nix
@@ -11,7 +11,7 @@
 
 buildPythonPackage rec {
   pname = "mkdocstrings-python";
-  version = "1.2.0";
+  version = "1.2.1";
   format = "pyproject";
 
   disabled = pythonOlder "3.7";
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "mkdocstrings";
     repo = "python";
     rev = "refs/tags/${version}";
-    hash = "sha256-Q+KsVfImmJekDI5TIFREXlB/G5NGtoenHz6sZOVaP5c=";
+    hash = "sha256-65c63K8u3aWJFeMIi0jOeRA7RXc1OWumys0LUOvgBEU=";
   };
 
   nativeBuildInputs = [