diff --git a/hjsonschema.cabal b/hjsonschema.cabal
--- a/hjsonschema.cabal
+++ b/hjsonschema.cabal
@@ -1,5 +1,5 @@
 name:                   hjsonschema
-version:                0.10.0.1
+version:                0.10.0.2
 synopsis:               JSON Schema library
 homepage:               https://github.com/seagreen/hjsonschema
 license:                MIT
@@ -43,8 +43,7 @@
                         OverloadedStrings
   ghc-options:          -Wall
   build-depends:        aeson                >= 0.7    && < 0.12
-                        -- 4.6 doesn't have a Traversable Either instance:
-                      , base                 >= 4.7    && < 4.9
+                      , base                 >= 4.7    && < 4.10
                       , bytestring           >= 0.10   && < 0.11
                       , containers           >= 0.5    && < 0.6
                       , file-embed           >= 0.0.8  && < 0.1