diff --git a/build-constraints.yaml b/build-constraints.yaml
index e3e53a35..9229af9b 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4827,7 +4827,7 @@ packages:
         - securemem
         - selective
         - semialign
-        - semialign-indexed
+        - semialign-indexed < 1.2 # via `lens-5` https://github.com/commercialhaskell/stackage/issues/5874
         - semialign-optics
         - serialise
         - servant-client-core