diff --git a/serversession-backend-persistent.cabal b/serversession-backend-persistent.cabal
--- a/serversession-backend-persistent.cabal
+++ b/serversession-backend-persistent.cabal
@@ -1,5 +1,5 @@
 name:            serversession-backend-persistent
-version:         1.0
+version:         1.0.1
 license:         MIT
 license-file:    LICENSE
 author:          Felipe Lessa <felipe.lessa@gmail.com>
@@ -22,7 +22,7 @@
     , bytestring
     , cereal                    >= 0.4
     , path-pieces
-    , persistent                == 2.1.*
+    , persistent                >= 2.1   && < 2.3
     , tagged                    >= 0.8
     , text
     , time
@@ -64,8 +64,8 @@
 
     , hspec                     >= 2.1 && < 3
     , monad-logger
-    , persistent-sqlite         == 2.1.*
-    , persistent-postgresql     == 2.1.*
+    , persistent-sqlite         >= 2.1   && < 2.3
+    , persistent-postgresql     >= 2.1   && < 2.3
     , resource-pool
     , QuickCheck