diff --git a/app/controllers/bubbles/taggings_controller.rb b/app/controllers/bubbles/taggings_controller.rb
index b6fb96df0..44a1a1a71 100644
--- a/app/controllers/bubbles/taggings_controller.rb
+++ b/app/controllers/bubbles/taggings_controller.rb
@@ -6,11 +6,11 @@ class Bubbles::TaggingsController < ApplicationController
   end
 
   def create
-    @bubble.toggle_tag_with(tag_title_param)
+    @bubble.toggle_tag_with(sanitized_tag_title_param)
   end
 
   private
-    def tag_title_param
+    def sanitized_tag_title_param
       params.required(:tag_title).strip.gsub(/\A#/, "")
     end
 end