diff --git a/java-character.cabal b/java-character.cabal
--- a/java-character.cabal
+++ b/java-character.cabal
@@ -1,5 +1,5 @@
 Name:               java-character
-Version:            0.0.1
+Version:            0.0.2
 License:            BSD3
 License-File:       LICENSE
 Author:             Tony Morris <ʇǝu˙sıɹɹoɯʇ@ןןǝʞsɐɥ>
@@ -22,7 +22,7 @@
 Library
   Build-Depends:
                       base < 5 && >= 3
-                    , containers <= 0.4.0.0
+                    , containers >= 0.4.0.0
 
   GHC-Options:
                     -Wall