diff --git a/build-constraints.yaml b/build-constraints.yaml
index 99c1f6fd..11e70f41 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2115,9 +2115,9 @@ packages:
 
     "Kei Hibino <ex8k.hibino@gmail.com> @khibino":
         - relational-query
-        - relational-query-HDBC
-        - persistable-types-HDBC-pg
-        - relational-record
+        # GHC 8 HDBC - relational-query-HDBC
+        # GHC 8 HDBC - persistable-types-HDBC-pg
+        # GHC 8 HDBC - relational-record
         - text-ldap
         - debian-build