Index: b/resolv.cabal
===================================================================
--- a/resolv.cabal
+++ b/resolv.cabal
@@ -78,11 +78,11 @@ library
                      Network.DNS.FFI
                      Compat
 
-  build-depends:     base              >= 4.5 && <4.11
+  build-depends:     base              >= 4.5 && <4.13
                    , base16-bytestring == 0.1.*
                    , binary            >= 0.7.3 && < 0.9
                    , bytestring        >= 0.9.2 && < 0.11
-                   , containers        >= 0.4.2.1 && < 0.6
+                   , containers        >= 0.4.2.1 && < 0.7
 
   ghc-options:       -Wall
   include-dirs:      cbits
