diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,3 +1,7 @@
+## 3.0.0.4
+
+* Drop dependency on blaze-builder
+
 ## 3.0.0.3
 
 * Support wai 3.2
diff --git a/Network/Wai/Conduit.hs b/Network/Wai/Conduit.hs
--- a/Network/Wai/Conduit.hs
+++ b/Network/Wai/Conduit.hs
@@ -16,7 +16,7 @@
 import qualified Data.ByteString as S
 import Control.Monad (unless)
 import Network.HTTP.Types
-import Blaze.ByteString.Builder (Builder)
+import Data.ByteString.Builder (Builder)
 import Data.IORef
 import qualified Data.Conduit.List as CL
 
diff --git a/wai-conduit.cabal b/wai-conduit.cabal
--- a/wai-conduit.cabal
+++ b/wai-conduit.cabal
@@ -1,5 +1,5 @@
 name:                wai-conduit
-version:             3.0.0.3
+version:             3.0.0.4
 synopsis:            conduit wrappers for WAI
 description:         API docs and the README are available at <http://www.stackage.org/package/wai-conduit>.
 homepage:            https://github.com/yesodweb/wai
@@ -18,7 +18,6 @@
                      , wai             >= 3.0    && < 3.3
                      , conduit
                      , transformers
-                     , bytestring
+                     , bytestring      >= 0.10.4
                      , http-types
-                     , blaze-builder
   default-language:    Haskell2010