diff --git a/build-constraints.yaml b/build-constraints.yaml
index f24cc4da..82b06257 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2036,6 +2036,7 @@ packages:
         - from-sum
         - hailgun
         - hailgun-simple
+        - highlight
         # - ig # bounds: http-conduit, transformers
         - natural-transformation
         - opaleye-trans