diff --git a/slack-mathbot/commands/about.rb b/slack-mathbot/commands/about.rb
index e4f0620..ebb997a 100644
--- a/slack-mathbot/commands/about.rb
+++ b/slack-mathbot/commands/about.rb
@@ -4,7 +4,7 @@ module SlackMathbot
       match(/^(?<bot>\w*)$/)
 
       def self.call(client, data, _match)
-        send_message_with_gif client, data.channel, SlackMathbot::ABOUT, 'math'
+        send_message client, data.channel, SlackMathbot::ABOUT
       end
     end
   end
diff --git a/slack-mathbot/commands/calculate.rb b/slack-mathbot/commands/calculate.rb
index 0168a80..d39aaea 100644
--- a/slack-mathbot/commands/calculate.rb
+++ b/slack-mathbot/commands/calculate.rb
@@ -5,6 +5,7 @@ module SlackMathbot
       command 'calculate'
 
       def self.call(client, data, match)
+          send_message client, data.channel, match
         result = Dentaku::Calculator.new.evaluate(match[:expression]) if match.names.include?('expression')
         result = result.to_s if result
         if result && result.length > 0
diff --git a/slack-mathbot/commands/help.rb b/slack-mathbot/commands/help.rb
index 752566d..6ed20c5 100644
--- a/slack-mathbot/commands/help.rb
+++ b/slack-mathbot/commands/help.rb
@@ -2,7 +2,7 @@ module SlackMathbot
   module Commands
     class Help < SlackRubyBot::Commands::Base
       def self.call(client, data, _match)
-        send_message_with_gif client, data.channel, 'See https://github.com/dblock/slack-mathbot, please.', 'help'
+        send_message client, data.channel, 'See https://github.com/dblock/slack-mathbot, please.'
       end
     end
   end