diff --git a/build-constraints.yaml b/build-constraints.yaml
index 3cfb0da8..cf2f68dc 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -4957,7 +4957,7 @@ hide:
 - summoner # conflicts with Prelude in base
 - temporary-rc # conflicts with temporary
 - temporary-resourcet # conflicts with temporary
-- tar-conduit # conflicts with http-types
+- http-types # conflicts with tar-conduit in mega-sdist
 
 # Cryptonite deprecations
 - cipher-aes