diff --git a/build-constraints.yaml b/build-constraints.yaml
index 4a76f355..912af24e 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3827,6 +3827,7 @@ packages:
         - FailT
         - mempack
         - ImpSpec
+        - cuddle
 
     "Hans-Peter Deifel <hpd@hpdeifel.de> @hpdeifel":
         - hledger-iadd < 0 # https://github.com/commercialhaskell/stackage/issues/7887