diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index 4f0b1a76df..2c5066d2ee 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -1,3 +1,7 @@
+*   Remove ActiveRecord::Migrator.proper_table_name.
+
+    *Akshay Vishnoi*
+
 *   Fix regression on eager loading association based on SQL query rather than
     existing column.
 
diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb
index 8fe32bcb6c..fca002873c 100644
--- a/activerecord/lib/active_record/migration.rb
+++ b/activerecord/lib/active_record/migration.rb
@@ -851,19 +851,6 @@ module ActiveRecord
         migrations(migrations_paths).last || NullMigration.new
       end
 
-      def proper_table_name(name, options = {})
-        ActiveSupport::Deprecation.warn "ActiveRecord::Migrator.proper_table_name is deprecated and will be removed in Rails 4.2. Use the proper_table_name instance method on ActiveRecord::Migration instead"
-        options = {
-          table_name_prefix: ActiveRecord::Base.table_name_prefix,
-          table_name_suffix: ActiveRecord::Base.table_name_suffix
-        }.merge(options)
-        if name.respond_to? :table_name
-          name.table_name
-        else
-          "#{options[:table_name_prefix]}#{name}#{options[:table_name_suffix]}"
-        end
-      end
-
       def migrations_paths
         @migrations_paths ||= ['db/migrate']
         # just to not break things if someone uses: migration_path = some_string
diff --git a/activerecord/test/cases/migration_test.rb b/activerecord/test/cases/migration_test.rb
index aa679d4a35..5b4531846d 100644
--- a/activerecord/test/cases/migration_test.rb
+++ b/activerecord/test/cases/migration_test.rb
@@ -333,47 +333,6 @@ class MigrationTest < ActiveRecord::TestCase
     Reminder.reset_table_name
   end
 
-  def test_proper_table_name_on_migrator
-    reminder_class = new_isolated_reminder_class
-    assert_deprecated do
-      assert_equal "table", ActiveRecord::Migrator.proper_table_name('table')
-    end
-    assert_deprecated do
-      assert_equal "table", ActiveRecord::Migrator.proper_table_name(:table)
-    end
-    assert_deprecated do
-      assert_equal "reminders", ActiveRecord::Migrator.proper_table_name(reminder_class)
-    end
-    reminder_class.reset_table_name
-    assert_deprecated do
-      assert_equal reminder_class.table_name, ActiveRecord::Migrator.proper_table_name(reminder_class)
-    end
-
-    # Use the model's own prefix/suffix if a model is given
-    ActiveRecord::Base.table_name_prefix = "ARprefix_"
-    ActiveRecord::Base.table_name_suffix = "_ARsuffix"
-    reminder_class.table_name_prefix = 'prefix_'
-    reminder_class.table_name_suffix = '_suffix'
-    reminder_class.reset_table_name
-    assert_deprecated do
-      assert_equal "prefix_reminders_suffix", ActiveRecord::Migrator.proper_table_name(reminder_class)
-    end
-    reminder_class.table_name_prefix = ''
-    reminder_class.table_name_suffix = ''
-    reminder_class.reset_table_name
-
-    # Use AR::Base's prefix/suffix if string or symbol is given
-    ActiveRecord::Base.table_name_prefix = "prefix_"
-    ActiveRecord::Base.table_name_suffix = "_suffix"
-    reminder_class.reset_table_name
-    assert_deprecated do
-      assert_equal "prefix_table_suffix", ActiveRecord::Migrator.proper_table_name('table')
-    end
-    assert_deprecated do
-      assert_equal "prefix_table_suffix", ActiveRecord::Migrator.proper_table_name(:table)
-    end
-  end
-
   def test_proper_table_name_on_migration
     reminder_class = new_isolated_reminder_class
     migration = ActiveRecord::Migration.new