diff --git a/CHANGELOG.md b/CHANGELOG.md
index 920e839..434243d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,10 @@
 # Changelog
+## 0.10.1
+### Improvements
+- Deleting no needed code
+- Improved statistic output.
+- Added `channel labels merge`
+
 ## 0.10.0
 ### Improvements
 - Added MIT license
diff --git a/app/models/label.rb b/app/models/label.rb
index 4a73f90..fa2bcdf 100644
--- a/app/models/label.rb
+++ b/app/models/label.rb
@@ -1,5 +1,4 @@
 class Label < ApplicationRecord
   has_many :slack_thread_labels, dependent: :destroy
-  has_many :messages, through: :slack_thread_labels
   validates_uniqueness_of :label
 end
diff --git a/app/models/message.rb b/app/models/message.rb
index c247b15..5022173 100644
--- a/app/models/message.rb
+++ b/app/models/message.rb
@@ -1,4 +1,3 @@
 class Message < ApplicationRecord
-  has_many :message_labels, dependent: :destroy
-  has_many :labels, through: :message_labels
+
 end
diff --git a/bot/commands/channel_labels_merge.rb b/bot/commands/channel_labels_merge.rb
new file mode 100644
index 0000000..12696a4
--- /dev/null
+++ b/bot/commands/channel_labels_merge.rb
@@ -0,0 +1,26 @@
+module WhoIsOnDutyTodaySlackBotModule
+  module Commands
+    class ChannelLabelsMerge
+      def self.call(client:, data:, match:)
+        label_from = match["expression"][/from:(.*) to:/, 1]
+        label_to = match["expression"][/ to:(.*)$/, 1]
+        label_to_id = Label.where(label: label_to).ids[0]
+
+        if (label_from != nil?) || (label_to_id != nil?)
+          m = SlackThreadLabel.joins(:label, :slack_thread).where(slack_thread: {channel_id: data.channel}, label: {label: label_from})
+          records_count=m.update_all(label_id: label_to_id)
+          message = I18n.t("commands.channel.labels.merged.success.text",label_from:label_from,label_to:label_to,records_count:records_count)
+        else
+          message = I18n.t("commands.channel.labels.merged.error.text",label_from:label_from,label_to:label_to)
+        end
+        client.web_client.chat_postMessage(
+          channel: data.channel,
+          text: message,
+          thread_ts: data.thread_ts || data.ts,
+          as_user: true
+        )
+
+      end
+    end
+  end
+end
diff --git a/bot/commands/channel_labels_statistic.rb b/bot/commands/channel_labels_statistic.rb
index 3f62471..f647261 100644
--- a/bot/commands/channel_labels_statistic.rb
+++ b/bot/commands/channel_labels_statistic.rb
@@ -7,7 +7,7 @@ def self.call(client:, data:, match:)
           start_date = (Time.now - x.week).beginning_of_week
           end_date = (Time.now - x.week).end_of_week
           m = SlackThread.joins(:labels).where(channel_id: data.channel).where('thread_ts BETWEEN ? AND ?', start_date.to_time.to_i, end_date.to_time.to_i).group(:label)
-          message.concat(I18n.t("commands.thread.statistic",start_date:start_date.strftime("%d.%m.%Y %H:%M"),end_date:end_date.strftime("%d.%m.%Y %H:%M"),labels:m.count.to_s))
+          message.concat(I18n.t("commands.thread.statistic",start_date:start_date.strftime("%d.%m.%Y %H:%M"),end_date:end_date.strftime("%d.%m.%Y %H:%M"),labels:JSON.pretty_generate(m.count).gsub(":", " =>")))
         end
 
         client.web_client.chat_postMessage(
diff --git a/bot/commands/main.rb b/bot/commands/main.rb
index 48c721e..5e30043 100644
--- a/bot/commands/main.rb
+++ b/bot/commands/main.rb
@@ -23,6 +23,7 @@
 require_relative "who_is_on_duty"
 require_relative "channel_labels_statistic"
 require_relative "channel_labels_list"
+require_relative "channel_labels_merge"
 require_relative "thread_labels_clean"
 require_relative "thread_labels"
 
diff --git a/bot/whoisondutytodayslackbot.rb b/bot/whoisondutytodayslackbot.rb
index d649cc8..02e461a 100644
--- a/bot/whoisondutytodayslackbot.rb
+++ b/bot/whoisondutytodayslackbot.rb
@@ -102,6 +102,10 @@ class WhoIsOnDutyTodaySlackBot < SlackRubyBot::Bot
     WhoIsOnDutyTodaySlackBotModule::Commands::ChannelLabelsList.call(client: client, data: data, match: match)
   end
 
+  command "channel labels merge" do |client, data, match|
+    WhoIsOnDutyTodaySlackBotModule::Commands::ChannelLabelsMerge.call(client: client, data: data, match: match)
+  end
+
   command(/.*/) do |client, data|
     WhoIsOnDutyTodaySlackBotModule::Commands::Unknown.call(client: client, data: data)
   end
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 92edba6..7e07046 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -4,7 +4,7 @@ en:
       text: "Sorry i don't understand you. Use `<@%{name}> help`"
     help:
       text: |
-        Version: %{version}
+        running version: %{version} | <https://github.com/mr-exz/whoisondutytoday|github> | <https://github.com/mr-exz/whoisondutytoday/blob/master/CHANGELOG.md|changelog>
         Commands in channel:
         -- `call duty person` - will send alert message to duty person.
         -- `i am on duty` - will set you as duty person in channel.
@@ -27,10 +27,17 @@ en:
         -- `thread labels clean` - will remove all labels from thread where you write it.
         -- `channel labels list` - will display all labels in this channel.
         -- `channel labels statistic` - will show labels count in channel for last week.
+        -- `channel labels merge` - will migrate existing threads in channel from one label to another, example `channel labels merge from:label1 to:label2`
         Commands in direct messages:
         -- `my status *` - set any status when you cannot provide support in channel, bot will reply instead of you.
         -- `my status work` - bot will stop telling your status, use it when you came back.
     channel:
+      labels:
+        merged:
+          success:
+            text: "Labels merged %{label_from} -> %{label_to} records affected %{records_count}"
+          error:
+            text: "Merge %{label_from} -> %{label_to} failed, check label names"
       reminder:
         enabled:
           text: "Reminder in channel successfully enabled."
@@ -83,7 +90,7 @@ en:
         error: "Something was wrong"
       statistic: |
         Period: %{start_date} - %{end_date}
-        labels: %{labels}
+        %{labels}
       labels:
         cleaned: "Labels removed from thread"
     action:
diff --git a/config/locales/hr.yml b/config/locales/hr.yml
index 2777845..79a068d 100644
--- a/config/locales/hr.yml
+++ b/config/locales/hr.yml
@@ -43,6 +43,13 @@ hr:
     action:
       failed:
         text: ""
+    channel:
+      labels:
+        merged:
+          error:
+            text: ""
+          success:
+            text: ""
   reply:
     non-working-time:
       subject: "Nešto se dogodilo"
diff --git a/config/locales/ru.yml b/config/locales/ru.yml
index c5d5877..d0a7847 100644
--- a/config/locales/ru.yml
+++ b/config/locales/ru.yml
@@ -43,6 +43,13 @@ ru:
     action:
       failed:
         text: ""
+    channel:
+      labels:
+        merged:
+          error:
+            text: ""
+          success:
+            text: ""
   reply:
     non-working-time:
       subject: "Что то  случилось"