diff --git a/hieraclus.cabal b/hieraclus.cabal
--- a/hieraclus.cabal
+++ b/hieraclus.cabal
@@ -7,7 +7,7 @@
 -- The package version. See the Haskell package versioning policy
 -- (http://www.haskell.org/haskellwiki/Package_versioning_policy) for
 -- standards guiding when and how versions should be incremented.
-Version:             0.1.1
+Version:             0.1.1.1
 
 -- A short (one-line) description of the package.
 Synopsis:            Automated clustering of arbitrary elements in Haskell
diff --git a/src/Numeric/Statistics/Clustering/Clustering.hs b/src/Numeric/Statistics/Clustering/Clustering.hs
--- a/src/Numeric/Statistics/Clustering/Clustering.hs
+++ b/src/Numeric/Statistics/Clustering/Clustering.hs
@@ -106,7 +106,7 @@
 import Control.Monad.State
 import Maybe (fromJust)
 import Math.Statistics ( devsq, average)
-import VectorUtils (
+import Numeric.Statistics.Clustering.VectorUtils (
                       Vector(..), 
                       meanSquareV
                    )