diff --git a/build-constraints.yaml b/build-constraints.yaml
index 1492bace..8ab46872 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2198,6 +2198,7 @@ packages:
         - cmark
         - texmath
         - highlighting-kate
+        - skylighting
         - pandoc-types
         - zip-archive
         - doctemplates