diff --git a/build-constraints.yaml b/build-constraints.yaml
index 7ed829f6..2e47dc51 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -742,12 +742,12 @@ packages:
         - wai-extra
         - wai-websockets
         - warp-tls
-        - yesod
+        - yesod < 0  # via aeson 2, https://github.com/commercialhaskell/stackage/issues/6439
         - authenticate
         - html-conduit
-        - yesod-auth
+        - yesod-auth < 0  # via aeson 2, https://github.com/commercialhaskell/stackage/issues/6439
         - authenticate-oauth
-        - yesod-bin
+        - yesod-bin < 0  # via aeson 2, https://github.com/commercialhaskell/stackage/issues/6439
         - yesod-eventsource
         - yesod-gitrepo
         - yesod-newsfeed