diff --git a/build-constraints.yaml b/build-constraints.yaml
index 4b146b62..2aff94e5 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1948,6 +1948,7 @@ packages:
         - configurator-export
         - decidable
         - emd
+        - functor-combinators
         - hamilton
         - hmatrix-backprop
         - hmatrix-vector-sized