diff --git a/build-constraints.yaml b/build-constraints.yaml
index 772c2f7b..d50c601a 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -399,7 +399,8 @@ packages:
         - esqueleto
         - fb
         - fb-persistent
-        - mangopay
+        # aeson < 0.10
+        # - mangopay
         - nonce
         - serversession
         - serversession-backend-acid-state