diff --git a/palette.cabal b/palette.cabal
--- a/palette.cabal
+++ b/palette.cabal
@@ -1,5 +1,5 @@
 Name:                palette
-Version:             0.3.0.1
+Version:             0.3.0.2
 Synopsis:            Utilities for choosing and creating color schemes.
 Description:         Sets of predefined colors and tools for choosing and
                      creating color schemes. Random colors.
@@ -12,10 +12,10 @@
 Bug-reports:         http://github.com/diagrams/palette/issues
 Category:            Data
 Build-type:          Simple
-Cabal-version:       >=1.18
+Cabal-version:       1.18
 Extra-source-files:  README.markdown, CHANGES.markdown, diagrams/*.svg
 Extra-doc-files:     diagrams/*.svg
-Tested-with:         GHC == 7.8.4, GHC == 7.10.2, GHC == 8.0.1, GHC == 8.2.2, GHC == 8.4.2
+Tested-with:         GHC == 7.8.4, GHC == 7.10.2, GHC == 8.0.1, GHC == 8.2.2, GHC == 8.4.2, GHC == 8.6.3
 Source-repository head
   type:     git
   location: http://github.com/diagrams/palette.git
@@ -28,9 +28,9 @@
                        Data.Colour.Palette.Types
                        Data.Colour.Palette.RandomColor
 
-  Build-depends:       base >= 4.2 && < 4.12,
+  Build-depends:       base >= 4.2 && < 4.13,
                        array >= 0.4 && < 0.6,
                        colour >= 2.3 && <3.0,
-                       containers >= 0.5 && < 0.6,
+                       containers >= 0.5 && < 0.7,
                        MonadRandom >= 0.5 && < 0.6
   hs-source-dirs:      src