diff --git a/build-constraints.yaml b/build-constraints.yaml
index 04358f5c..9cbfa303 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -998,6 +998,7 @@ packages:
 
         # https://github.com/fpco/stackage/issues/572
         - attoparsec < 0.13
+        - aeson < 0.8.1.0
 
 # Package flags are applied to individual packages, and override the values of
 # global-flags