diff --git a/cil.cabal b/cil.cabal
--- a/cil.cabal
+++ b/cil.cabal
@@ -1,5 +1,5 @@
 name:    cil
-version: 0.0.1
+version: 0.0.2
 
 category: Language
 
@@ -26,7 +26,8 @@
 
 library
     build-depends:
-        base       >= 4.0 && < 5.0,
+        base       >= 4.0   && < 5.0,
+        process    >= 1.0.1 && < 1.1,
         polyparse  >= 1.4
 
     exposed-modules: