diff --git a/build-constraints.yaml b/build-constraints.yaml
index a6a60be0..feff21ed 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2167,7 +2167,7 @@ packages:
         - mcmc-types
         - mighty-metropolis
         - speedy-slice
-        - hasty-hamiltonian
+        # - hasty-hamiltonian # https://github.com/jtobin/hasty-hamiltonian/issues/2
         - declarative
         - sampling
         - flat-mcmc