diff --git a/LICENSE b/LICENSE
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2016 itchyny <https://github.com/itchyny>
+Copyright (c) 2016-2017 itchyny <https://github.com/itchyny>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/mackerel-client.cabal b/mackerel-client.cabal
--- a/mackerel-client.cabal
+++ b/mackerel-client.cabal
@@ -1,5 +1,5 @@
 name:                   mackerel-client
-version:                0.0.5
+version:                0.1.0
 author:                 itchyny
 maintainer:             itchyny <itchyny@hatena.ne.jp>
 license:                MIT
diff --git a/src/Web/Mackerel/Client.hs b/src/Web/Mackerel/Client.hs
--- a/src/Web/Mackerel/Client.hs
+++ b/src/Web/Mackerel/Client.hs
@@ -12,6 +12,6 @@
 instance Default Client where
   def = Client {
     apiKey = "",
-    apiBase = "https://mackerel.io",
+    apiBase = "https://api.mackerelio.com",
     userAgent = "mackerel-client-hs"
   }
diff --git a/test/ConfigSpec.hs b/test/ConfigSpec.hs
--- a/test/ConfigSpec.hs
+++ b/test/ConfigSpec.hs
@@ -21,7 +21,7 @@
       |]
 
   let config2 = Config {
-        configApiBase = Just "https://mackerel.io",
+        configApiBase = Just "https://api.mackerelio.com",
         configApiKey = Just "<Mackerel-API-KEY>",
         configRoot = Just "/var/lib/mackerel-agent",
         configPidfile = Just "/var/run/mackerel-agent.pid",
@@ -37,7 +37,7 @@
       }
 
   let toml2 = [r|
-        apibase = "https://mackerel.io"
+        apibase = "https://api.mackerelio.com"
         apikey = "<Mackerel-API-KEY>"
         root = "/var/lib/mackerel-agent"
         pidfile = "/var/run/mackerel-agent.pid"