diff --git a/changelog.md b/changelog.md
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,7 @@
+## 1.2.4.2
+
+* Drop `void` dependency for GHC 7.10
+
 ## 1.2.4.1
 
 * Some documentation improvements
diff --git a/conduit.cabal b/conduit.cabal
--- a/conduit.cabal
+++ b/conduit.cabal
@@ -1,5 +1,5 @@
 Name:                conduit
-Version:             1.2.4.1
+Version:             1.2.4.2
 Synopsis:            Streaming data processing library.
 description:
     Hackage documentation generation is not reliable. For up to date documentation, please see: <http://www.stackage.org/package/conduit>.
@@ -34,8 +34,9 @@
                      , transformers-base        >= 0.4.1        && < 0.5
                      , transformers             >= 0.2.2        && < 0.5
                      , mtl
-                     , void                     >= 0.5.5
                      , mmorph
+  if !impl(ghc>=7.9)
+    build-depends:   void                     >= 0.5.5
   ghc-options:         -Wall
   include-dirs:        .