diff --git a/build-constraints.yaml b/build-constraints.yaml
index 00a612de..4b146b62 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3108,7 +3108,7 @@ packages:
         - butcher
         - czipwith
         - data-tree-print
-        - brittany < 0 # via yaml-0.9.0 commercialhaskell/stackage#3823
+        - brittany
 
     "Ryan Mulligan <ryan@ryantm.com> @ryantm":
         - HDBC-mysql