diff --git a/app/models/tag_subscription.rb b/app/models/tag_subscription.rb
index 14aa7957b..4353e4075 100644
--- a/app/models/tag_subscription.rb
+++ b/app/models/tag_subscription.rb
@@ -39,7 +39,7 @@ class TagSubscription < ActiveRecord::Base
   end
 
   def tag_query_array
-    tag_query.scan(/[^\r\n]+/)
+    tag_query.scan(/[^\r\n]+/).map!(&:strip)
   end
 
   def limit_tag_count