diff --git a/lib/redmine_dmsf/patches/notifiable_patch.rb b/lib/redmine_dmsf/patches/notifiable_patch.rb
index 9a0bcced..e0a9d483 100644
--- a/lib/redmine_dmsf/patches/notifiable_patch.rb
+++ b/lib/redmine_dmsf/patches/notifiable_patch.rb
@@ -55,6 +55,7 @@ end
 if Redmine::Plugin.installed?(:easy_extensions)
   RedmineExtensions::PatchManager.register_patch_to_be_first 'Redmine::Notifiable',
     'RedmineDmsf::Patches::NotifiablePatch', prepend: true, first: true
-else
+elsif(!(RedmineDmsf::Plugin.present?(:redmine_questions) || Redmine::Plugin.installed?(:redmine_contacts) ||
+  Redmine::Plugin.installed?(:redmine_checklist)))
   Redmine::Notifiable.prepend RedmineDmsf::Patches::NotifiablePatch
 end
\ No newline at end of file
diff --git a/lib/redmine_dmsf/patches/notifiable_ru_patch.rb b/lib/redmine_dmsf/patches/notifiable_ru_patch.rb
index 1d4fc89a..f4a575d2 100644
--- a/lib/redmine_dmsf/patches/notifiable_ru_patch.rb
+++ b/lib/redmine_dmsf/patches/notifiable_ru_patch.rb
@@ -54,4 +54,7 @@ module RedmineDmsf
 end
 
 # Apply the patch
-Redmine::Notifiable.send :include, RedmineDmsf::Patches::NotifiableRuPatch
\ No newline at end of file
+if (RedmineDmsf::Plugin.present?(:redmine_questions) || Redmine::Plugin.installed?(:redmine_contacts) ||
+  Redmine::Plugin.installed?(:redmine_checklist)) &&  !Redmine::Plugin.installed?(:easy_extensions)
+  Redmine::Notifiable.send :include, RedmineDmsf::Patches::NotifiableRuPatch
+end
\ No newline at end of file