diff --git a/relational-query.cabal b/relational-query.cabal
--- a/relational-query.cabal
+++ b/relational-query.cabal
@@ -1,5 +1,5 @@
 name:                relational-query
-version:             0.1.0.0
+version:             0.1.0.1
 synopsis:            Typeful, Modular, Relational, algebraic query engine
 description:         This package contiains typeful relation structure and
                      relational-algebraic query building DSL which can
@@ -67,7 +67,7 @@
                        , containers
                        , transformers
                        , time
-                       , old-locale
+                       , time-locale-compat
                        , bytestring
                        , text
                        , dlist
diff --git a/src/Database/Relational/Query/Pure.hs b/src/Database/Relational/Query/Pure.hs
--- a/src/Database/Relational/Query/Pure.hs
+++ b/src/Database/Relational/Query/Pure.hs
@@ -30,7 +30,7 @@
 import qualified Data.Text.Lazy as LT
 import Text.Printf (PrintfArg, printf)
 import Data.Time (FormatTime, Day, TimeOfDay, LocalTime, formatTime)
-import System.Locale (defaultTimeLocale)
+import Data.Time.Locale.Compat (defaultTimeLocale)
 
 import Language.SQL.Keyword (Keyword (..), wordShow)
 import Database.Record