diff --git a/build-constraints.yaml b/build-constraints.yaml
index 68507504..7e2b50c1 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -404,6 +404,7 @@ packages:
         - psqueues
         - websockets
         - websockets-snap
+        - hakyll
 
     "Sibi Prabakaran <sibi@psibi.in> @psibi":
         - download