diff --git a/build-constraints.yaml b/build-constraints.yaml
index 5dc9ed3b..c5b926ee 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2774,9 +2774,9 @@ packages:
         - xml-picklers
 
     "Lennart Spitzner <hexagoxel@hexagoxel.de> @lspitzner":
-        - multistate < 0 # GHC 8.4 via base-4.11.0.0
+        - multistate
         - pqueue
-        - butcher < 0 # GHC 8.4 via multistate
+        - butcher
         - czipwith
         - brittany < 0 # GHC 8.4 via ghc-8.4.1