diff --git a/quickcheck-relaxng.cabal b/quickcheck-relaxng.cabal
--- a/quickcheck-relaxng.cabal
+++ b/quickcheck-relaxng.cabal
@@ -1,5 +1,5 @@
 Name:                quickcheck-relaxng
-Version:             0.0.1
+Version:             0.0.2
 Homepage:            http://github.com/audreyt/quickcheck-relaxng/
 Category:            QuickCheck, test, hxt, xml, relaxng
 Synopsis:            Generate RelaxNG-constrained XML documents for QuickCheck
diff --git a/src/Test/QuickCheck/RelaxNG.hs b/src/Test/QuickCheck/RelaxNG.hs
--- a/src/Test/QuickCheck/RelaxNG.hs
+++ b/src/Test/QuickCheck/RelaxNG.hs
@@ -18,7 +18,7 @@
 
 We can generate a random `XmlTree` conforming to it:
 
->>> import Test.QuickCheck.RelaxNG (loadRNG, matchingRNG)
+>>> import Test.QuickCheck.RelaxNG (loadRNG, matchingRNG, showXmlTree)
 >>> import Test.QuickCheck (generate)
 >>> putStr . showXmlTree =<< generate . matchingRNG =<< loadRNG "book.rng"
 <?xml version="1.0" encoding="UTF-8"?>