diff --git a/build-constraints.yaml b/build-constraints.yaml
index 90391cb9..d0a824d9 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1417,8 +1417,8 @@ packages:
 
     "Michel Boucey <michel.boucey@gmail.com> @MichelBoucey":
         - IPv6Addr
-        # GHC 8 - ip6addr
-        # GHC 8 - cayley-client
+        - ip6addr
+        - cayley-client
         - Spintax
 
     "koral koral@mailoo.org @k0ral":