diff --git a/spatial-rotations.cabal b/spatial-rotations.cabal
--- a/spatial-rotations.cabal
+++ b/spatial-rotations.cabal
@@ -2,7 +2,7 @@
 -- documentation, see http://haskell.org/cabal/users-guide/
 
 name:                spatial-rotations
-version:             0.1.0.0
+version:             0.1.0.1
 synopsis:            Rotate about any suitable axis
 -- description:         
 homepage:            https://github.com/leftaroundabout/rotations
@@ -20,7 +20,7 @@
   exposed-modules:     Math.Rotations.Class
   -- other-modules:       
   -- other-extensions:    
-  build-depends:       base >=4.10 && <4.11
+  build-depends:       base >=4.8 && <6
                        , manifolds-core >=0.5 && <0.6
                        , vector-space >=0.12 && <0.13
                        , linear