diff --git a/Network/Wai/Middleware/Throttler.hs b/Network/Wai/Middleware/Throttler.hs
--- a/Network/Wai/Middleware/Throttler.hs
+++ b/Network/Wai/Middleware/Throttler.hs
@@ -30,7 +30,7 @@
 import Data.Time.Clock (getCurrentTime, UTCTime, NominalDiffTime)
 import Data.Time.Clock.POSIX (posixSecondsToUTCTime, utcTimeToPOSIXSeconds)
 import Network.Wai (Request, Response, Middleware, rawPathInfo, responseLBS)
-import Network.HTTP.Types.Status (status403)
+import Network.HTTP.Types.Status (tooManyRequests429)
 
 -- | Cache type class. Throttle cache is used to store request counts.
 -- Can store multiple counts via different keys. E.g. keys can be client
@@ -96,7 +96,7 @@
         pathMatches path request = (rawPathInfo request) == path
 
 -- | Wai middleware that cuts requests if request rate is higher than defined level.
--- Responds with 403 if limit exceeded
+-- Responds with 429 if limit exceeded
 throttle :: ThrottleCache cache
          => cache                         -- ^ cache to store request counts
          -> Int                           -- ^ request limit
@@ -109,4 +109,4 @@
       count <- cacheCount cache key
       if count > limit then return throttledResponse else app req
 
-  where throttledResponse = responseLBS status403 [] ""
+  where throttledResponse = responseLBS tooManyRequests429 [] ""
diff --git a/changelog.md b/changelog.md
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,14 @@
-* 0.1.0.2 - Added changelog
-* 0.1.0.1 - Added documentation
-* 0.1.0.0 - Initial release
+0.1.0.4
+* Change HTTP response status code to 429
+
+0.1.0.3
+* Update package dependencies versions
+
+0.1.0.2
+* Added changelog
+
+0.1.0.1
+* Added documentation
+
+0.1.0.0
+* Initial release
diff --git a/wai-throttler.cabal b/wai-throttler.cabal
--- a/wai-throttler.cabal
+++ b/wai-throttler.cabal
@@ -1,10 +1,10 @@
--- Initial wai-throttler.cabal generated by cabal init.  For further 
+-- Initial wai-throttler.cabal generated by cabal init.  For further
 -- documentation, see http://haskell.org/cabal/users-guide/
 
 name:                wai-throttler
-version:             0.1.0.3
+version:             0.1.0.4
 synopsis:            Wai middleware for request throttling
--- description:         
+-- description:
 license:             MIT
 license-file:        LICENSE
 author:              Maxim Kulkin
@@ -20,7 +20,7 @@
 
 library
   exposed-modules:     Network.Wai.Middleware.Throttler
-  build-depends:       base >=4.6 && <4.8
+  build-depends:       base >=4.6 && < 5
                      , bytestring == 0.10.*
                      , containers == 0.5.*
                      , time == 1.4.*