diff --git a/pkgs/development/python-modules/markdownsuperscript/default.nix b/pkgs/development/python-modules/markdownsuperscript/default.nix
index 5bbf47278ce..6c2e6ab1b63 100644
--- a/pkgs/development/python-modules/markdownsuperscript/default.nix
+++ b/pkgs/development/python-modules/markdownsuperscript/default.nix
@@ -26,5 +26,6 @@ buildPythonPackage rec {
     description = "An extension to the Python Markdown package enabling superscript text";
     homepage = "https://github.com/jambonrose/markdown_superscript_extension";
     license = stdenv.lib.licenses.bsd2;
+    broken = true; # unmaintained in nixpkgs, barely maintained in pypi, added 2020-11-29
   };
 }