diff --git a/build-constraints.yaml b/build-constraints.yaml
index 4a5454b2..ac6f4581 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -7314,6 +7314,9 @@ packages:
         # https://github.com/commercialhaskell/stackage/issues/6744
         - resourcet < 1.3.0
 
+        # https://github.com/commercialhaskell/stackage/issues/6745
+        - xlsx < 1.1.0
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of