diff --git a/Setup.lhs b/Setup.lhs
--- a/Setup.lhs
+++ b/Setup.lhs
@@ -17,7 +17,7 @@
 >        }
 >
 > programs :: [String]
-> programs = ["nix-instantiate", "nix-build", "nix-env", "nix-store"]
+> programs = ["nix-instantiate", "nix-build", "nix-env", "nix-store", "nix-hash"]
 >
 > configure :: (GenericPackageDescription, HookedBuildInfo) -> ConfigFlags -> IO LocalBuildInfo
 > configure (gpd, hbi) flags = do
diff --git a/nix-paths.cabal b/nix-paths.cabal
--- a/nix-paths.cabal
+++ b/nix-paths.cabal
@@ -1,10 +1,10 @@
 name:                   nix-paths
-version:                1.0.0.1
+version:                1.0.1
 synopsis:               Knowledge of Nix's installation directories.
 description:            This module provides full paths to various Nix
                         utilities, like @nix-store@, @nix-instantiate@, and
                         @nix-env@.
-category:               Distribution
+category:               Distribution, Nix
 homepage:               https://github.com/peti/nix-paths
 bug-reports:            https://github.com/peti/nix-paths/issues
 author:                 Peter Simons
@@ -13,7 +13,7 @@
 license-file:           LICENSE
 build-type:             Custom
 cabal-version:          >= 1.10
-tested-with:            GHC > 7.2 && < 8.1
+tested-with:            GHC > 7.2 && < 8.3
 
 flag allow-relative-paths
   description:          If any of the required Nix tools are missing at
@@ -34,4 +34,4 @@
   exposed-modules:      Nix.Paths, Nix.FindFile
   build-depends:        base < 5, process
   if !flag(allow-relative-paths)
-    build-tools:        nix-instantiate, nix-build, nix-env, nix-store
+    build-tools:        nix-instantiate, nix-build, nix-env, nix-store, nix-hash
diff --git a/src/Nix/Paths.hs b/src/Nix/Paths.hs
--- a/src/Nix/Paths.hs
+++ b/src/Nix/Paths.hs
@@ -1,6 +1,6 @@
 {-# LANGUAGE CPP #-}
 
-module Nix.Paths ( nixInstantiate, nixBuild, nixEnv, nixStore ) where
+module Nix.Paths ( nixInstantiate, nixBuild, nixEnv, nixStore, nixHash ) where
 
 -- | Complete path to the @nix-instantiate@ executable.
 nixInstantiate :: FilePath
@@ -17,3 +17,7 @@
 -- | Complete path to the @nix-store@ executable.
 nixStore :: FilePath
 nixStore = PATH_TO_NIX_STORE
+
+-- | Complete path to the @nix-hash@ executable.
+nixHash :: FilePath
+nixHash = PATH_TO_NIX_HASH