diff --git a/LICENSE b/LICENSE
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2015, Scrive
+Copyright (c) 2015, Scrive AB
 
 All rights reserved.
 
diff --git a/log.cabal b/log.cabal
--- a/log.cabal
+++ b/log.cabal
@@ -1,5 +1,5 @@
 name:                log
-version:             0.5.2
+version:             0.5.3
 synopsis:            Structured logging solution with multiple backends
 
 description:         A library that provides a way to record structured log messages with multiple backends.
@@ -38,7 +38,7 @@
 
   build-depends:       base <5,
                        aeson >=0.6.2.0,
-                       aeson-pretty >=0.7,
+                       aeson-pretty >=0.8,
                        base64-bytestring,
                        bloodhound,
                        bytestring,
diff --git a/src/Log/Backend/ElasticSearch.hs b/src/Log/Backend/ElasticSearch.hs
--- a/src/Log/Backend/ElasticSearch.hs
+++ b/src/Log/Backend/ElasticSearch.hs
@@ -135,7 +135,7 @@
     runBH_ = withBH defaultManagerSettings server
 
     jsonToBSL :: Value -> BSL.ByteString
-    jsonToBSL = encodePretty' defConfig { confIndent = 2 }
+    jsonToBSL = encodePretty' defConfig { confIndent = Spaces 2 }
 
     toJsonMsg :: UTCTime -> (Word32, LogMessage) -> (Word32, H.HashMap T.Text Value)
     toJsonMsg now (n, msg) = (n, H.union jMsg $ H.fromList [
diff --git a/src/Log/Data.hs b/src/Log/Data.hs
--- a/src/Log/Data.hs
+++ b/src/Log/Data.hs
@@ -67,7 +67,7 @@
   where
     textifyData :: Value -> T.Text
     textifyData = T.decodeUtf8 . toStrict . encodePretty' defConfig {
-      confIndent = 2
+      confIndent = Spaces 2
     }
 
 instance ToJSON LogMessage where