diff --git a/incremental-parser.cabal b/incremental-parser.cabal
--- a/incremental-parser.cabal
+++ b/incremental-parser.cabal
@@ -1,5 +1,5 @@
 Name:                incremental-parser
-Version:             0.2.3
+Version:             0.2.3.1
 Cabal-Version:       >= 1.10
 Build-Type:          Simple
 Synopsis:            Generic parser library capable of providing partial results from partial input.
@@ -33,8 +33,8 @@
 test-suite Main
   Type:            exitcode-stdio-1.0
   x-uses-tf:       true
-  Build-Depends:     base < 5, monoid-subclasses < 0.3,
-                     QuickCheck >= 2 && < 3, checkers >= 0.2 && < 0.3,
+  Build-Depends:     base < 5, monoid-subclasses < 0.4,
+                     QuickCheck >= 2 && < 3, checkers >= 0.2 && < 0.4,
                      test-framework >= 0.4.1, test-framework-quickcheck2
   Main-is:           Test/TestIncrementalParser.hs
   Other-Modules:     Text.ParserCombinators.Incremental,