diff --git a/build-constraints.yaml b/build-constraints.yaml
index 3a9d6e56..97e0e18f 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1348,6 +1348,7 @@ packages:
         # - tdigest-Chart # bounds: optparse-applicative
         - these
         - time-parsers
+        - tree-diff
         # - waitra # GHC 8.2.1
 
         # scrive/log