diff --git a/rdf4h.cabal b/rdf4h.cabal
--- a/rdf4h.cabal
+++ b/rdf4h.cabal
@@ -1,5 +1,5 @@
 name:            rdf4h
-version:         1.2.5
+version:         1.2.6
 synopsis:        A library for RDF processing in Haskell
 description:     
   'RDF for Haskell' is a library for working with RDF in Haskell.
@@ -58,6 +58,7 @@
                  , text
                  , unordered-containers
                  , hashable
+                 , network-uri
   other-modules:   Text.RDF.RDF4H.ParserUtils
                  , Text.RDF.RDF4H.Interact
   hs-source-dirs:  src
@@ -77,6 +78,7 @@
                  , containers
                  , text
                  , hashable
+                 , network-uri
   hs-source-dirs:  src
   extensions:      BangPatterns RankNTypes ScopedTypeVariables MultiParamTypeClasses OverloadedStrings
   ghc-options:     -Wall -fno-warn-unused-do-bind -funbox-strict-fields