diff --git a/plugins.cabal b/plugins.cabal
--- a/plugins.cabal
+++ b/plugins.cabal
@@ -1,5 +1,5 @@
 name:               plugins
-version:            1.3
+version:            1.3.1
 homepage:           http://code.haskell.org/~dons/code/hs-plugins
 synopsis:           Dynamic linking for Haskell and C objects
 description:        Dynamic linking and runtime evaluation of Haskell,
@@ -41,8 +41,8 @@
     extensions:           CPP, ForeignFunctionInterface
     ghc-options:          -Wall -funbox-strict-fields -fno-warn-missing-signatures
     hs-source-dirs:       src
-    build-depends:        base  >= 3.0,
-                          Cabal >= 1.2.3,
+    build-depends:        base  >= 3 && < 4,
+                          Cabal >= 1.4 && < 1.5,
                           haskell-src,
                           containers,
                           array,
diff --git a/src/System/Plugins/Env.hs b/src/System/Plugins/Env.hs
--- a/src/System/Plugins/Env.hs
+++ b/src/System/Plugins/Env.hs
@@ -74,7 +74,7 @@
 
 import Control.Concurrent.MVar  ( MVar(), newMVar, withMVar )
 
-import Distribution.Package
+import Distribution.Package hiding (packageName)
 import Text.ParserCombinators.ReadP
 
 import qualified Data.Map as M
diff --git a/src/System/Plugins/PackageAPI.hs b/src/System/Plugins/PackageAPI.hs
--- a/src/System/Plugins/PackageAPI.hs
+++ b/src/System/Plugins/PackageAPI.hs
@@ -40,7 +40,7 @@
 
 #if CABAL == 1 || __GLASGOW_HASKELL__ >= 604
 import Distribution.InstalledPackageInfo
-import Distribution.Package
+import Distribution.Package hiding (depends, packageName)
 #else
 import System.Plugins.Package
 #endif
diff --git a/src/System/Plugins/ParsePkgConfCabal.hs b/src/System/Plugins/ParsePkgConfCabal.hs
--- a/src/System/Plugins/ParsePkgConfCabal.hs
+++ b/src/System/Plugins/ParsePkgConfCabal.hs
@@ -6,7 +6,7 @@
   ) where
 
 import Distribution.InstalledPackageInfo
-import Distribution.Package
+import Distribution.Package hiding (depends)
 import Distribution.Version
 
 import Data.Char             ( isSpace, isAlpha, isAlphaNum, isUpper, isDigit )
diff --git a/src/System/Plugins/ParsePkgConfCabal.y_in b/src/System/Plugins/ParsePkgConfCabal.y_in
--- a/src/System/Plugins/ParsePkgConfCabal.y_in
+++ b/src/System/Plugins/ParsePkgConfCabal.y_in
@@ -36,7 +36,7 @@
   ) where
 
 import Distribution.InstalledPackageInfo
-import Distribution.Package
+import Distribution.Package hiding (depends)
 import Distribution.Version
 
 import Data.Char             ( isSpace, isAlpha, isAlphaNum, isUpper, isDigit )