diff --git a/layout-rules.cabal b/layout-rules.cabal
--- a/layout-rules.cabal
+++ b/layout-rules.cabal
@@ -1,5 +1,5 @@
 name:                layout-rules
-version:             0.1.0.1
+version:             0.1.0.2
 synopsis:            A collection of different layout implementations
 homepage:            https://github.com/elliottt/layout-rules
 license:             BSD3
@@ -23,7 +23,7 @@
 library
   exposed-modules:     Text.Layout.OffSides
   build-depends:       base >=4.7 && < 5,
-                       alex-tools >= 0.1.1.0 && < 0.3,
+                       alex-tools >= 0.3 && < 0.6,
                        text >= 1.2 && < 1.3
   hs-source-dirs:      src
   default-language:    Haskell2010