diff --git a/build-constraints.yaml b/build-constraints.yaml
index 710c9f8a..79d80d22 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -8525,6 +8525,9 @@ packages:
 
         # https://github.com/commercialhaskell/stackage/issues/6857
         - hoauth2 < 2.8.1
+
+        # https://github.com/commercialhaskell/stackage/issues/7033
+        - primitive-unlifted < 2.1.0.0
     # end of Stackage upper bounds
 # end of packages