diff --git a/build-constraints.yaml b/build-constraints.yaml
index d80d896d..e4bfa1b7 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3045,6 +3045,9 @@ packages:
     "Lennart Spitzner <hexagoxel@hexagoxel.de> @lspitzner":
         - multistate
         - pqueue
+        - butcher ==1.1.1.0
+        - czipwith
+        - brittany
 
     "Ryan Mulligan <ryan@ryantm.com> @ryantm":
         []