diff --git a/pkgs/development/python-modules/autodocsumm/default.nix b/pkgs/development/python-modules/autodocsumm/default.nix
index 0b576f6bc422..a2cc266e2634 100644
--- a/pkgs/development/python-modules/autodocsumm/default.nix
+++ b/pkgs/development/python-modules/autodocsumm/default.nix
@@ -31,5 +31,7 @@ buildPythonPackage rec {
     homepage = "https://github.com/Chilipp/autodocsumm";
     license = lib.licenses.asl20;
     maintainers = [ ];
+    # https://github.com/Chilipp/autodocsumm/issues/108
+    broken = lib.versionAtLeast sphinx.version "9.0";
   };
 }