diff --git a/build-constraints.yaml b/build-constraints.yaml
index c3973d88..d3ceac3b 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2199,6 +2199,7 @@ packages:
         - html-entity-map
         - imprint
         - mmark-cli
+        - ghc-syntax-highlighter
 
     "Emmanuel Touzery <etouzery@gmail.com> @emmanueltouzery":
         - app-settings