diff --git a/lib/post_creator.rb b/lib/post_creator.rb
index 089d13f61db..9b869749b0b 100644
--- a/lib/post_creator.rb
+++ b/lib/post_creator.rb
@@ -54,8 +54,8 @@ class PostCreator
     # If we don't do this we introduce a rather risky dependency
     @user = user
     @opts = opts || {}
-    opts[:title] = pg_clean_up(opts[:title]) if opts[:title]
-    opts[:raw] = pg_clean_up(opts[:raw]) if opts[:raw]
+    opts[:title] = pg_clean_up(opts[:title]) if opts[:title] && opts[:title].include?("\u0000")
+    opts[:raw] = pg_clean_up(opts[:raw]) if opts[:raw] && opts[:raw].include?("\u0000")
     @spam = false
   end