diff --git a/build-constraints.yaml b/build-constraints.yaml
index 4a2ff696..d626b29e 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1396,8 +1396,10 @@ packages:
         - fedora-dists
         - fedora-haskell-tools
         - fedora-img-dl
+        - hkgr
         - http-directory
         - rpmbuild-order
+        - simple-cabal
         - simple-cmd
         - simple-cmd-args