diff --git a/guides/source/engines.md b/guides/source/engines.md
index 33694cf76a..8d81296fa5 100644
--- a/guides/source/engines.md
+++ b/guides/source/engines.md
@@ -1516,12 +1516,12 @@ To hook into the initialization process of one of the following classes use the
 
 These are the available configuration hooks. They do not hook into any particular framework, but instead they run in context of the entire application.
 
-| Hook                   | Use Case                                                                              |
-| ---------------------- | ------------------------------------------------------------------------------------- |
-| `before_configuration` | First configurable block to run. Called before any initializers are run.              |
-| `before_initialize`    | Second configurable block to run. Called before frameworks initialize.                |
-| `before_eager_load`    | Third configurable block to run. Does not run if `config.cache_classes` set to false. |
-| `after_initialize`     | Last configurable block to run. Called after frameworks initialize.                   |
+| Hook                   | Use Case                                                                           |
+| ---------------------- | ---------------------------------------------------------------------------------- |
+| `before_configuration` | First configurable block to run. Called before any initializers are run.           |
+| `before_initialize`    | Second configurable block to run. Called before frameworks initialize.             |
+| `before_eager_load`    | Third configurable block to run. Does not run if `config.eager_load` set to false. |
+| `after_initialize`     | Last configurable block to run. Called after frameworks initialize.                |
 
 ### Example
 
diff --git a/railties/lib/rails/application/finisher.rb b/railties/lib/rails/application/finisher.rb
index 3d938be951..c4b188aeee 100644
--- a/railties/lib/rails/application/finisher.rb
+++ b/railties/lib/rails/application/finisher.rb
@@ -58,7 +58,7 @@ module Rails
       end
 
       # This needs to happen before eager load so it happens
-      # in exactly the same point regardless of config.cache_classes
+      # in exactly the same point regardless of config.eager_load
       initializer :run_prepare_callbacks do |app|
         app.reloader.prepare!
       end
diff --git a/railties/lib/rails/railtie/configuration.rb b/railties/lib/rails/railtie/configuration.rb
index 48853129bc..70274b948c 100644
--- a/railties/lib/rails/railtie/configuration.rb
+++ b/railties/lib/rails/railtie/configuration.rb
@@ -55,7 +55,7 @@ module Rails
         ActiveSupport.on_load(:before_configuration, yield: true, &block)
       end
 
-      # Third configurable block to run. Does not run if +config.cache_classes+
+      # Third configurable block to run. Does not run if +config.eager_load+
       # set to false.
       def before_eager_load(&block)
         ActiveSupport.on_load(:before_eager_load, yield: true, &block)