diff --git a/build-constraints.yaml b/build-constraints.yaml
index 6c20e306..365ad18d 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -6751,6 +6751,9 @@ packages:
       - selective < 0.5
       - yaml-unscrambler < 0.1.0.5
 
+      # https://github.com/commercialhaskell/stackage/issues/6382
+      - unicode-data < 0.3
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of