diff --git a/build-constraints.yaml b/build-constraints.yaml
index 3aaf56a2..41651ee2 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4196,6 +4196,10 @@ packages:
         - vformat
         - vformat-time
         - vformat-aeson
+        - hkd-default
+    
+    "Shintaro Sakata <shintaro.sakata.tokyo@gmail.com> @chemirea":
+        - utf8-conversions
 
     "Alessandro Marrella <amarrella@earnestresearch.com> @amarrella":
         - kubernetes-webhook-haskell