--- a/conduit-extra.cabal
+++ b/conduit-extra.cabal
@@ -71,8 +71,7 @@
                    , async
                    , attoparsec
                    , blaze-builder
-                   , bytestring-builder
-                   , bytestring
+                   , bytestring >= 0.10.4
                    , exceptions
                    , process
                    , resourcet
