diff --git a/serversession-backend-acid-state.cabal b/serversession-backend-acid-state.cabal
--- a/serversession-backend-acid-state.cabal
+++ b/serversession-backend-acid-state.cabal
@@ -1,5 +1,5 @@
 name:            serversession-backend-acid-state
-version:         1.0.2
+version:         1.0.3
 license:         MIT
 license-file:    LICENSE
 author:          Felipe Lessa <felipe.lessa@gmail.com>
@@ -20,7 +20,7 @@
     , acid-state                >= 0.12
     , containers
     , mtl
-    , safecopy                  == 0.8.*
+    , safecopy                  >= 0.8
     , unordered-containers
 
     , serversession             == 1.0.*