diff --git a/OSM.cabal b/OSM.cabal
--- a/OSM.cabal
+++ b/OSM.cabal
@@ -1,5 +1,5 @@
 Name:                 OSM
-Version:              0.6.1
+Version:              0.6.2
 License:              BSD3
 License-File:         LICENSE
 Synopsis:             Parse OpenStreetMap files
diff --git a/src/Data/Geo/OSM/Waynodes.hs b/src/Data/Geo/OSM/Waynodes.hs
--- a/src/Data/Geo/OSM/Waynodes.hs
+++ b/src/Data/Geo/OSM/Waynodes.hs
@@ -1,4 +1,4 @@
-{-# LANGUAGE TypeSynonymInstances, MultiParamTypeClasses #-}
+{-# LANGUAGE TypeSynonymInstances, FlexibleInstances, MultiParamTypeClasses #-}
 
 -- | The @waynodes@ element of a OSM file.
 module Data.Geo.OSM.Waynodes