diff --git a/build-constraints.yaml b/build-constraints.yaml
index 93562270..8472d1a3 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -564,7 +564,6 @@ packages:
 
     "Michael Snoyman michael@snoyman.com @snoyberg":
         - bzlib-conduit
-        - mega-sdist
         - case-insensitive
         - classy-prelude-yesod
         - conduit-combinators
@@ -654,7 +653,7 @@ packages:
 
         - time-manager
         - pantry
-        - mega-sdist
+        - mega-sdist < 0 # Cabal issues
         - http-download
         - hi-file-parser
         - rio-prettyprint