diff --git a/build-constraints.yaml b/build-constraints.yaml
index 4ac62918..a80c334e 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2168,7 +2168,7 @@ packages:
         - mighty-metropolis
         - speedy-slice
         # - hasty-hamiltonian # https://github.com/jtobin/hasty-hamiltonian/issues/2
-        - declarative
+        # - declarative # via hasty-hamiltonian
         - sampling
         - flat-mcmc