diff --git a/lib/gitlab/database/migration_helpers.rb b/lib/gitlab/database/migration_helpers.rb
index ddf428e9cb4117ec53417e3fe461ffcc4c8dd5a9..dd3ff0ab18b608d3c7c20a4cfddf3f7400c8d84d 100644
--- a/lib/gitlab/database/migration_helpers.rb
+++ b/lib/gitlab/database/migration_helpers.rb
@@ -31,8 +31,6 @@ module Gitlab
       # Any data inserted while running this method (or after it has finished
       # running) is _not_ updated automatically.
       #
-      # This method _only_ updates rows where the column's value is set to NULL.
-      #
       # table - The name of the table.
       # column - The name of the column to update.
       # value - The value for the column.