diff --git a/script/remove_duplicated_tags.rb b/script/remove_duplicated_tags.rb
new file mode 100755
index 000000000..31efade8e
--- /dev/null
+++ b/script/remove_duplicated_tags.rb
@@ -0,0 +1,23 @@
+#!/usr/bin/env ruby
+
+require_relative "../config/environment"
+
+ApplicationRecord.with_each_tenant do |tenant|
+  Account.find_each do |account|
+    tags_grouped_by_title = account.tags.group_by { |tag| tag.title.downcase }
+
+    tags_grouped_by_title.each do |title, tags|
+      if tags.length > 1
+        to_keep, to_merge = tags.first, tags[1..]
+
+        to_merge.each do |tag_to_merge|
+          tag_to_merge.bubbles.each do |bubble|
+            to_keep.bubbles << bubble unless to_keep.bubbles.include?(bubble)
+          end
+
+          tag_to_merge.destroy
+        end
+      end
+    end
+  end
+end