diff --git a/build-constraints.yaml b/build-constraints.yaml
index 54c299c1..c6447141 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1882,6 +1882,7 @@ packages:
     "koral koral@mailoo.org @k0ral":
         - atom-conduit
         - conduit-parse
+        - dublincore-xml-conduit
         - opml-conduit
         - rss-conduit < 0 # test runtime failure
         - imm < 0 # compilation failure via synthesizer-core