diff --git a/stm-split.cabal b/stm-split.cabal
--- a/stm-split.cabal
+++ b/stm-split.cabal
@@ -1,5 +1,5 @@
 Name:             stm-split
-Version:          0.0
+Version:          0.0.0.1
 License:          BSD3
 License-File:     LICENSE
 Author:           Henning Thielemann <haskell@henning-thielemann.de>
@@ -27,7 +27,7 @@
 Cabal-Version:    >=1.6
 Build-Type:       Simple
 Source-Repository this
-  Tag:         0.0
+  Tag:         0.0.0.1
   Type:        darcs
   Location:    http://code.haskell.org/~thielema/stm-split/
 
@@ -37,7 +37,7 @@
 
 Library
   Build-Depends:
-    stm >=2.2 && <2.4,
+    stm >=2.2 && <2.5,
     base >=4 && <5
 
   GHC-Options:      -Wall