diff --git a/attoparsec-ip.cabal b/attoparsec-ip.cabal
--- a/attoparsec-ip.cabal
+++ b/attoparsec-ip.cabal
@@ -1,5 +1,5 @@
 name:                attoparsec-ip
-version:             0.0.0
+version:             0.0.1
 synopsis:            Parse IP data types with attoparsec
 -- description:
 homepage:            https://github.com/athanclark/attoparsec-ip#readme
@@ -18,7 +18,7 @@
   exposed-modules:     Data.Attoparsec.IP
   build-depends:       base >= 4.7 && < 5
                      , attoparsec
-                     , ip
+                     , ip >= 1.1.0
   default-language:    Haskell2010
 
 test-suite attoparsec-ip-test