diff --git a/cassava.cabal b/cassava.cabal
index 7d8dd7c..ceac1ab 100644
--- a/cassava.cabal
+++ b/cassava.cabal
@@ -1,7 +1,7 @@
 cabal-version:       1.12
 Name:                cassava
 Version:             0.5.3.0
-x-revision:          2
+x-revision:          3
 Synopsis:            A CSV parsing and encoding library
 Description: {
 
@@ -111,12 +111,12 @@ Library
     Data.Csv.Util
 
   Build-depends:
-      base         >= 4.5      && < 4.19
+      base         >= 4.5      && < 5
     , array        >= 0.4      && < 0.6
     , attoparsec   >= 0.11.3.0 && < 0.15
     , bytestring   >= 0.9.2    && < 0.13
     , containers   >= 0.4.2    && < 0.7
-    , deepseq      >= 1.1      && < 1.5
+    , deepseq      >= 1.1      && < 1.6
     , hashable                    < 1.5
     , scientific   >= 0.3.4.7  && < 0.4
     , text                        < 2.1