diff --git a/stack.yaml b/stack.yaml
index 39c0882..4bbcc0c 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -3,7 +3,7 @@ resolver: lts-9.0
 extra-deps:
   - monad-memo-0.4.1
   - czipwith-1.0.0.0
-  - butcher-1.1.0.0
+  - butcher-1.1.0.2
   - data-tree-print-0.1.0.0
   - deque-0.2