diff --git a/wkt.cabal b/wkt.cabal
--- a/wkt.cabal
+++ b/wkt.cabal
@@ -1,5 +1,5 @@
 name:                wkt
-version:             0.3.0
+version:             0.3.1
 synopsis:            Parsec parsers and types for geographic data in well-known text (WKT) format.
 description:
   Parsec parsers and types for geographic metadata in the well-known
@@ -24,9 +24,9 @@
   exposed-modules:     Data.Geo.WKT, Data.Geo.WKT.Types, Data.Geo.WKT.Parser
   other-extensions:    TemplateHaskell
   build-depends:       base >=4.6 && <4.10,
-                       lens >=3.9 && <4.14,
+                       lens >=3.9 && <4.15,
                        linear >=1.3 && <1.21,
-                       trifecta >=1.5 && <1.6
+                       trifecta >=1.5 && <1.7
   hs-source-dirs:      src
   default-language:    Haskell2010
 
@@ -34,11 +34,11 @@
   type:                exitcode-stdio-1.0
   main-is:             Test.hs
   default-language:    Haskell2010
-  build-depends:       base >=4.6 && <4.10,
+  build-depends:       base,
                        filepath >= 1.1 && <2.0,
-                       lens >=3.9 && <4.14,
-                       linear >=1.3 && <1.21,
-                       trifecta >=1.5 && <1.6,
+                       lens,
+                       linear,
+                       trifecta,
                        tasty >= 0.11 && < 1.0,
                        tasty-golden >= 2.3 && < 3.0,
                        wkt