diff --git a/binary-serialise-cbor.cabal b/binary-serialise-cbor.cabal
--- a/binary-serialise-cbor.cabal
+++ b/binary-serialise-cbor.cabal
@@ -1,5 +1,5 @@
 name:                binary-serialise-cbor
-version:             0.2.0.0
+version:             0.2.1.0
 synopsis:            Yet Another Binary Serialisation Library (compatibility shim)
 license:             BSD3
 license-file:        LICENSE.txt
@@ -11,7 +11,7 @@
                      2015 IRIS Connect Ltd
 category:            Codec
 build-type:          Simple
-cabal-version:       >= 1.21
+cabal-version:       1.21
 tested-with:         GHC == 7.10.3, GHC == 8.0.1
 
 description: