diff --git a/build-constraints.yaml b/build-constraints.yaml
index 67bb2d06..324b3f64 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -733,8 +733,9 @@ packages:
         - Chart-cairo
         # GHC 8 - ghc-events
         - monad-extras
-        # GHC 8 - stack < 9.9.9
+        - stack < 9.9.9
         - optparse-simple
+        - hpack
 
     "Michael Sloan <mgsloan@gmail.com>":
         - th-orphans