diff --git a/netlib-comfort-array.cabal b/netlib-comfort-array.cabal
--- a/netlib-comfort-array.cabal
+++ b/netlib-comfort-array.cabal
@@ -1,5 +1,5 @@
 Name:             netlib-comfort-array
-Version:          0.0
+Version:          0.0.0.1
 License:          BSD3
 License-File:     LICENSE
 Author:           Henning Thielemann <haskell@henning-thielemann.de>
@@ -20,7 +20,7 @@
 Build-Type:       Simple
 
 Source-Repository this
-  Tag:         0.0
+  Tag:         0.0.0.1
   Type:        darcs
   Location:    http://hub.darcs.net/thielema/netlib-comfort-array/
 
@@ -31,7 +31,7 @@
 Library
   Build-Depends:
     netlib-ffi >=0.0.1 && <0.2,
-    comfort-array >=0.3 && <0.4,
+    comfort-array >=0.3 && <0.5,
     transformers >=0.4 && <0.6,
     base >=4.5 && <5