diff --git a/build-constraints.yaml b/build-constraints.yaml
index f62c111d..f853f4de 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1220,7 +1220,7 @@ packages:
         # - avers # cryptonite 0.25
         # - avers-api # cryptonite 0.25
         # - avers-server # cryptonite 0.25
-        - css-syntax < 0 # GHC 8.4 via base-4.11.0.0
+        - css-syntax
         # - etcd # https://github.com/wereHamster/etcd-hs/issues/5
         - github-types
         - github-webhook-handler < 0 # GHC 8.4 via base-4.11.0.0