diff --git a/lib/additionals.rb b/lib/additionals.rb
index 0300e4cd..680857c1 100644
--- a/lib/additionals.rb
+++ b/lib/additionals.rb
@@ -104,7 +104,6 @@ module Additionals
       loader.add_patch %w[ApplicationController
                           AutoCompletesController
                           Issue
-                          IssuePriority
                           TimeEntry
                           Mailer
                           Project
diff --git a/lib/additionals/patches/issue_priority_patch.rb b/lib/additionals/patches/issue_priority_patch.rb
deleted file mode 100644
index b9d8d85d..00000000
--- a/lib/additionals/patches/issue_priority_patch.rb
+++ /dev/null
@@ -1,36 +0,0 @@
-# frozen_string_literal: true
-
-module Additionals
-  module Patches
-    module IssuePriorityPatch
-      extend ActiveSupport::Concern
-
-      included do
-        prepend InstanceOverwriteMethods
-        include InstanceMethods
-      end
-
-      module InstanceOverwriteMethods
-        def css_classes
-          classes = super
-
-          other_class = css_name_based_class
-          return classes if other_class.blank?
-
-          "#{classes} #{other_class}"
-        end
-      end
-
-      module InstanceMethods
-        # css class based on priority name
-        def css_name_based_class
-          if low?
-            'priority-low-other' if position_name != 'lowest'
-          else
-            'priority-high-other' unless %w[default highest high2 high3].include? position_name
-          end
-        end
-      end
-    end
-  end
-end