@@ -27,7 +27,7 @@ library
2727 DeriveDataTypeable
2828 build-depends: base >=4.5 && <4.10,
2929 deepseq >=1.3 && <1.5,
30− containers >=0.5 && <0.6,
30+ containers >=0.4 && <0.6,
3131 unordered-containers >= 0.2 && < 0.3,
3232 hashable >= 1.2 && < 1.3,
3333 lens >=4.4 && <5,