diff --git a/build-constraints.yaml b/build-constraints.yaml
index e0a95f1e..d8be52b3 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2383,14 +2383,14 @@ packages:
         - monad-metrics
         - prairie
         # - ekg-cloudwatch # http-conduit 2.3 via amazonka
-        - smtp-mail < 0 # https://github.com/jhickner/smtp-mail/issues/24#issuecomment-499601949
-        - liboath-hs < 0 # via inline-c-0.8.0.1
+        - smtp-mail
+        - liboath-hs
         - servant-quickcheck < 0
-        - esqueleto < 0 # aeson 1.5
+        - esqueleto
         - hedgehog-fakedata
-        - persistent-typed-db < 0 # aeson 1.5
+        - persistent-typed-db < 0 # pending esqueleto
         - persistent-qq
-        - persistent-pagination < 0 # aeson 1.5
+        - persistent-pagination < 0 # pending esqueleto
         - hspec-hedgehog
 
     "Matthew Pickering <matthewtpickering@gmail.com> @mpickering":