diff --git a/shakespeare.cabal b/shakespeare.cabal
--- a/shakespeare.cabal
+++ b/shakespeare.cabal
@@ -1,5 +1,5 @@
 name:            shakespeare
-version:         1.2.1
+version:         1.2.1.1
 license:         MIT
 license-file:    LICENSE
 author:          Michael Snoyman <michael@snoyman.com>
@@ -33,6 +33,7 @@
                    , parsec           >= 2       && < 4
                    , text             >= 0.7
                    , process          >= 1.0
+                   , ghc-prim
 
     exposed-modules: 
                      Text.Shakespeare
@@ -67,6 +68,7 @@
                  , text             >= 0.7
                  , process
                  , template-haskell
+                 , ghc-prim
 
     extensions: TemplateHaskell