diff --git a/Network/Wai/Handler/Warp/Date.hs b/Network/Wai/Handler/Warp/Date.hs
--- a/Network/Wai/Handler/Warp/Date.hs
+++ b/Network/Wai/Handler/Warp/Date.hs
@@ -12,8 +12,12 @@
 import Data.ByteString.Char8
 
 #if WINDOWS
-import Data.Time
-import System.Locale
+import Data.Time (formatTime, getCurrentTime)
+# if MIN_VERSION_time(1,5,0)
+import Data.Time (defaultTimeLocale)
+# else
+import System.Locale (defaultTimeLocale)
+# endif
 #else
 import Network.HTTP.Date
 import System.Posix (epochTime)
diff --git a/warp.cabal b/warp.cabal
--- a/warp.cabal
+++ b/warp.cabal
@@ -1,5 +1,5 @@
 Name:                warp
-Version:             3.0.10
+Version:             3.0.10.1
 Synopsis:            A fast, light-weight web server for WAI applications.
 License:             MIT
 License-file:        LICENSE