diff --git a/persistable-record.cabal b/persistable-record.cabal
--- a/persistable-record.cabal
+++ b/persistable-record.cabal
@@ -1,5 +1,5 @@
 name:                persistable-record
-version:             0.0.1.0
+version:             0.0.1.1
 synopsis:            Binding between SQL database values and haskell records.
 description:         This package contiains types to represent table constraints and
                      interfaces to bind between SQL database values and Haskell records.
diff --git a/src/Database/Record/Instances.hs b/src/Database/Record/Instances.hs
--- a/src/Database/Record/Instances.hs
+++ b/src/Database/Record/Instances.hs
@@ -15,14 +15,14 @@
 -- Single column instances for example to load schema of system catalogs.
 module Database.Record.Instances () where
 
-import Data.Int (Int16, Int32, Int64)
+import Data.Int (Int8, Int16, Int32, Int64)
 import Database.Record.TH (deriveNotNullType)
 
 $(fmap concat $ mapM deriveNotNullType
   [ [t| Bool |]
   , [t| Char |]
   , [t| String |]
-  , [t| Int |]
+  , [t| Int8 |]
   , [t| Int16 |]
   , [t| Int32 |]
   , [t| Int64 |]