diff --git a/build-constraints.yaml b/build-constraints.yaml
index 2b6b2114..d97a4ba3 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -7879,6 +7879,9 @@ packages:
 
         # https://github.com/commercialhaskell/stackage/issues/7925
         - harpie < 0.2.0.0
+
+        # https://github.com/commercialhaskell/stackage/issues/7926
+        - transformers-compat < 0.8
     # end of Stackage upper bounds
 # end of packages