diff --git a/build-constraints.yaml b/build-constraints.yaml
index 462ef110..423aa25a 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4624,7 +4624,7 @@ packages:
         - ghci-hexcalc
 
     "Nikos Karagianndis <nkarag@gmail.com> @nkarag":
-        - DBFunctor
+        - DBFunctor < 0 # https://github.com/nkarag/haskell-DBFunctor/issues/8
 
     "Marat Khafizov <xafizoff@gmail.com> @xafizoff":
         - n2o