diff --git a/build-constraints.yaml b/build-constraints.yaml
index 3ea76982..18077cf1 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -907,6 +907,9 @@ packages:
         # https://github.com/Happstack/happstack-server/issues/6
         - happstack-server < 7.4.3
 
+        # https://github.com/fpco/stackage/issues/531
+        - sbv < 4.3
+
 # Package flags are applied to individual packages, and override the values of
 # global-flags
 package-flags: