diff --git a/ip6addr.cabal b/ip6addr.cabal
--- a/ip6addr.cabal
+++ b/ip6addr.cabal
@@ -1,5 +1,5 @@
 name:                ip6addr
-version:             0.5.1.4
+version:             0.5.2
 synopsis:            Commandline tool to generate IPv6 address text representations
 description:         Commandline tool to generate IPv6 address text representations
 license:             BSD3
@@ -21,10 +21,10 @@
   main-is:             Main.hs
   other-extensions:    DeriveDataTypeable
                      , OverloadedStrings
-  build-depends:       base >=4.7 && <5
-                     , cmdargs >= 0.10
-                     , IPv6Addr >= 0.6
-                     , text >= 1.2
+  build-depends:       base             >= 4.7 && < 5
+                     , cmdargs          >= 0.10.13 && < 0.11
+                     , IPv6Addr         >= 0.6.0.2 && < 0.7
+                     , text             >= 1.2.2 && < 1.3
   default-language:    Haskell2010
   GHC-Options:         -Wall