diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,3 +1,7 @@
+## 0.1.4.2
+
+* optparse-applicative-0.13.0.0
+
 ## 0.1.4.1
 
 * Support for 32-bit Linux [#4](https://github.com/fpco/wai-middleware-crowd/issues/4)
diff --git a/app/SimpleOptions.hs b/app/SimpleOptions.hs
--- a/app/SimpleOptions.hs
+++ b/app/SimpleOptions.hs
@@ -5,6 +5,7 @@
     ) where
 
 import           Control.Monad.Trans.Writer
+import           Data.Monoid                ((<>))
 import           Data.Version               (showVersion)
 import           Development.GitRev         (gitDirty, gitHash)
 import           Language.Haskell.TH.Syntax (lift)
diff --git a/app/wai-crowd.hs b/app/wai-crowd.hs
--- a/app/wai-crowd.hs
+++ b/app/wai-crowd.hs
@@ -1,6 +1,7 @@
 {-# LANGUAGE OverloadedStrings #-}
 {-# LANGUAGE RecordWildCards   #-}
 {-# LANGUAGE TemplateHaskell   #-}
+import           Data.Monoid                    ((<>))
 import           Data.String                    (fromString)
 import qualified Data.Text                      as T
 import           Network.HTTP.Client            (Manager, newManager)
diff --git a/wai-middleware-crowd.cabal b/wai-middleware-crowd.cabal
--- a/wai-middleware-crowd.cabal
+++ b/wai-middleware-crowd.cabal
@@ -1,5 +1,5 @@
 name:                wai-middleware-crowd
-version:             0.1.4.1
+version:             0.1.4.2
 synopsis:            Middleware and utilities for using Atlassian Crowd authentication
 description:         See README
 license:             MIT
@@ -53,7 +53,7 @@
                      , http-client-tls
                      , http-reverse-proxy    >= 0.4
                      , http-types
-                     , optparse-applicative  >= 0.11 && < 0.13
+                     , optparse-applicative  >= 0.11 && < 0.14
                      , template-haskell
                      , text
                      , transformers