diff --git a/lin-alg.cabal b/lin-alg.cabal
--- a/lin-alg.cabal
+++ b/lin-alg.cabal
@@ -1,5 +1,5 @@
 name:                lin-alg
-version:             0.1.0.0
+version:             0.1.0.1
 synopsis:            Low-dimensional matrices and vectors for graphics and physics
 -- description:         
 license:             BSD3
@@ -19,7 +19,7 @@
                      , Numeric.LinearAlgebra.Vector
                      , Numeric.LinearAlgebra.OrthoNormalBasis
   -- other-modules:       
-  build-depends:       base ==4.5.*
+  build-depends:       base >= 3 && < 5
                      , NumInstances == 1.*
   hs-source-dirs:      src
   ghc-options: -Wall -O2 -funbox-strict-fields