diff --git a/Gemfile b/Gemfile
index 1b243ea..e6d6151 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,7 +2,7 @@ source 'http://rubygems.org'
 
 ruby '2.3.0'
 
-gem 'slack-ruby-bot'
+gem 'slack-ruby-bot', '~> 0.6.0'
 gem 'wolfram'
 gem 'puma'
 gem 'sinatra'
diff --git a/Gemfile.lock b/Gemfile.lock
index a733c86..be001f1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,18 +1,18 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    activesupport (4.2.3)
+    activesupport (4.2.5)
       i18n (~> 0.7)
       json (~> 1.7, >= 1.7.7)
       minitest (~> 5.1)
       thread_safe (~> 0.3, >= 0.3.4)
       tzinfo (~> 1.1)
-    addressable (2.3.8)
+    addressable (2.4.0)
     diff-lcs (1.2.5)
     domain_name (0.5.25)
       unf (>= 0.0.5, < 1.0.0)
-    eventmachine (1.0.7)
-    faraday (0.9.1)
+    eventmachine (1.0.9.1)
+    faraday (0.9.2)
       multipart-post (>= 1.2, < 3)
     faraday_middleware (0.9.2)
       faraday (>= 0.7.4, < 0.10)
@@ -20,7 +20,7 @@ GEM
       faraday (~> 0.9.0)
       faraday_middleware (~> 0.9.1)
       oj (~> 2.0)
-    faye-websocket (0.10.0)
+    faye-websocket (0.10.2)
       eventmachine (>= 0.12.0)
       websocket-driver (>= 0.5.1)
     foreman (0.78.0)
@@ -30,7 +30,8 @@ GEM
       faraday_middleware (~> 0.9)
       faraday_middleware-parse_oj (~> 0.3)
       launchy (~> 2.4)
-    hashie (3.4.2)
+    gli (2.13.4)
+    hashie (3.4.3)
     http-cookie (1.0.2)
       domain_name (~> 0.5)
     i18n (0.7.0)
@@ -48,14 +49,14 @@ GEM
       webrobots (>= 0.0.9, < 0.2)
     mime-types (2.99)
     mini_portile (0.6.2)
-    minitest (5.7.0)
+    minitest (5.8.3)
     multipart-post (2.0.0)
     net-http-digest_auth (1.4)
     net-http-persistent (2.9.4)
     nokogiri (1.6.6.4)
       mini_portile (~> 0.6.0)
     ntlm-http (0.1.1)
-    oj (2.12.10)
+    oj (2.14.3)
     puma (2.12.2)
     rack (1.6.4)
     rack-protection (1.5.3)
@@ -80,17 +81,18 @@ GEM
       rack (~> 1.4)
       rack-protection (~> 1.4)
       tilt (>= 1.3, < 3)
-    slack-ruby-bot (0.4.0)
+    slack-ruby-bot (0.6.0)
       activesupport
+      faye-websocket
       giphy (~> 2.0.2)
       hashie
-      slack-ruby-client
-      websocket-driver (~> 0.5.4)
-    slack-ruby-client (0.1.0)
-      eventmachine
+      slack-ruby-client (>= 0.5.0)
+    slack-ruby-client (0.5.3)
       faraday
       faraday_middleware
-      faye-websocket
+      gli
+      json
+      websocket-driver
     thor (0.19.1)
     thread_safe (0.3.5)
     tilt (2.0.1)
@@ -100,7 +102,7 @@ GEM
       unf_ext
     unf_ext (0.0.7.1)
     webrobots (0.1.2)
-    websocket-driver (0.5.4)
+    websocket-driver (0.6.3)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.2)
     wolfram (0.2.1)
@@ -118,7 +120,7 @@ DEPENDENCIES
   rake
   rspec
   sinatra
-  slack-ruby-bot
+  slack-ruby-bot (~> 0.6.0)
   wolfram
 
 BUNDLED WITH
diff --git a/slack-pixiv/commands/pixiv.rb b/slack-pixiv/commands/pixiv.rb
index f0551b7..71b643b 100644
--- a/slack-pixiv/commands/pixiv.rb
+++ b/slack-pixiv/commands/pixiv.rb
@@ -1,7 +1,7 @@
 # coding: utf-8
 module SlackMathbot
   module Commands
-    class Pixiv < SlackRubyBot::Bot
+    class Pixiv < SlackRubyBot::Commands::Base
       match /pixiv\.net(?<url>.*)$/ do |client, _data, _match|
 
         #asdf