diff --git a/timeparsers.cabal b/timeparsers.cabal
--- a/timeparsers.cabal
+++ b/timeparsers.cabal
@@ -1,5 +1,5 @@
 Name:                timeparsers
-Version:             0.3.1
+Version:             0.3.2
 Synopsis:            Attoparsec parsers for various Date/Time formats.
 License:             BSD3
 License-file:        LICENSE
@@ -30,9 +30,9 @@
         Data.Time.Parsers.Util
   Build-depends:
         base >= 4 && < 5,
-        bytestring >= 0.9.1 && < 0.10,
+        bytestring >= 0.9.1 && < 0.11,
         attoparsec >= 0.9.1.2 && < 0.11,
-        time >= 1.0 && < 1.3,
-        mtl >= 2.0.1 && <= 2.1,
+        time >= 1.0 && < 1.5,
+        mtl >= 2.0.1 && <= 2.2,
         convertible >= 1.0 && < 1.1,
-        containers >= 0.3 && < 0.5
+        containers >= 0.3 && < 0.5.1