diff -r 5577ef946dc8 -r 7f360105e175 vendor/plugins/redmine_tags/app/views/projects/_filter_tags.html.erb
--- a/vendor/plugins/redmine_tags/app/views/projects/_filter_tags.html.erb
+++ b/vendor/plugins/redmine_tags/app/views/projects/_filter_tags.html.erb
@@ -7,7 +7,7 @@
       <div id="project_tag_candidates" class="autocomplete"></div>
       <%= javascript_include_tag 'tags_input', :plugin => 'redmine_tags' %>
 
-      <%= javascript_tag "observeProjectTagsField('#{url_for(:controller => 'auto_completes', :action => 'project_tags', :project_id => Project.first.id)}')" %>
+      <%= javascript_tag "observeProjectTagsField('#{url_for(:controller => 'auto_completes', :action => 'project_tags')}')" %>
     </div>
   <% end -%>
 </p>