diff --git a/build-constraints.yaml b/build-constraints.yaml
index 0f9e4845..27731f03 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -8545,6 +8545,7 @@ packages:
 
         # https://github.com/commercialhaskell/stackage/issues/7321
         - HPDF < 1.7
+        - boomwhacker < 0.0.2
 
     # end of Stackage upper bounds
 # end of packages