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-rw-r--r--guides/source/upgrading_ruby_on_rails.md12
1 files changed, 0 insertions, 12 deletions
diff --git a/guides/source/upgrading_ruby_on_rails.md b/guides/source/upgrading_ruby_on_rails.md
index 4530990280..2372590cec 100644
--- a/guides/source/upgrading_ruby_on_rails.md
+++ b/guides/source/upgrading_ruby_on_rails.md
@@ -1444,18 +1444,6 @@ config.public_file_server.headers = {
}
```
-### config/initializers/assets.rb
-
-In the most recent verison of sprockets-rails there is a flag available to configure what happens when
-an asset lookup is performed and no asset is found. By setting this value to false, an error will be
-raised so the asset lookup does not fail silently.
-
-```ruby
-# Unknown asset fallback will return the path passed in when the given
-# asset is not present in the asset pipeline.
-Rails.application.config.assets.unknown_asset_fallback = false
-```
-
### config/initializers/wrap_parameters.rb
Add this file with the following contents, if you wish to wrap parameters into a nested hash. This is on by default in new applications.