diff --git a/build-constraints.yaml b/build-constraints.yaml
index 3660239b..01ad336b 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -433,7 +433,9 @@ packages:
         - fay-jquery
         - fay-text
         - fay-uri
+        - feed
         - snaplet-fay
+        - time-compat
 
     "Sebastiaan Visser <haskell@fvisser.nl>":
         - clay