diff --git a/build-constraints.yaml b/build-constraints.yaml
index a2b092ba..3a4d3e8a 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -12,6 +12,7 @@ packages:
 
     "Xy Ren <xy.r@outlook.com> @re-xyr":
         - cleff
+        - cleff-plugin
         - rec-smallarray
 
     "Janus Troelsen <ysangkok@gmail.com> @ysangkok":