diff --git a/pkgs/development/python-modules/sphinx-book-theme/default.nix b/pkgs/development/python-modules/sphinx-book-theme/default.nix
index 3fd28acef9cb..10f45cb6a7d5 100644
--- a/pkgs/development/python-modules/sphinx-book-theme/default.nix
+++ b/pkgs/development/python-modules/sphinx-book-theme/default.nix
@@ -36,5 +36,8 @@ buildPythonPackage rec {
     homepage = "https://github.com/executablebooks/sphinx-book-theme";
     license = licenses.bsd3;
     maintainers = with maintainers; [ marsam ];
+    # Missing sphinx 5.X support
+    # https://github.com/executablebooks/sphinx-book-theme/issues/592
+    broken = true;
   };
 }