diff --git a/db/fixtures/999_topics.rb b/db/fixtures/999_topics.rb
index 6abc06a14c6..fe32321bbd9 100644
--- a/db/fixtures/999_topics.rb
+++ b/db/fixtures/999_topics.rb
@@ -109,4 +109,5 @@ ColumnDropper.drop(
   on_drop: ->(){
     STDERR.puts "Removing superflous topic columns!"
   }
+  delay: 3600
 )