diff --git a/shake-ext.cabal b/shake-ext.cabal
--- a/shake-ext.cabal
+++ b/shake-ext.cabal
@@ -1,5 +1,5 @@
 name:                shake-ext
-version:             1.4.0.6
+version:             1.4.0.7
 synopsis:            Helper functions for linting with shake 
 description:         This package provides several linters out of the box, as well as functionality for building ATS source files with [shake](http://shakebuild.com/).
 homepage:            https://hub.darcs.net/vmchale/shake-ext
diff --git a/src/Development/Shake/Check.hs b/src/Development/Shake/Check.hs
--- a/src/Development/Shake/Check.hs
+++ b/src/Development/Shake/Check.hs
@@ -4,6 +4,7 @@
                                , pandoc
                                , autoconf
                                , patsFilter
+                               , valgrind
                                ) where
 
 import           Control.Monad.IO.Class