diff --git a/build-constraints.yaml b/build-constraints.yaml
index 28f1d2c5..f473cc53 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -378,6 +378,7 @@ packages:
         - fay-jquery
         - fay-text
         - fay-uri
+        - fclabels
         - snaplet-fay
 
     "Rodrigo Setti <rodrigosetti@gmail.com>":