fixed file name references [ci skip]

1 files changed, 4 insertions, 4 deletions

diff --git a/guides/source/active_support_core_extensions.md b/guides/source/active_support_core_extensions.md
index 23246eb72e..36d47b9be8 100644
--- a/guides/source/active_support_core_extensions.md
+++ b/guides/source/active_support_core_extensions.md
@@ -1988,7 +1988,7 @@ Produce a string representation of a number in human-readable words:
 1234567890123456.to_s(:human)  # => "1.23 Quadrillion"
 ```
 
-NOTE: Defined in `active_support/core_ext/numeric/formatting.rb`.
+NOTE: Defined in `active_support/core_ext/numeric/conversions.rb`.
 
 Extensions to `Integer`
 -----------------------
@@ -2433,7 +2433,7 @@ dup[1][2] = 4
 array[1][2] == nil   # => true
 ```
 
-NOTE: Defined in `active_support/core_ext/array/deep_dup.rb`.
+NOTE: Defined in `active_support/core_ext/object/deep_dup.rb`.
 
 ### Grouping
 
@@ -2659,7 +2659,7 @@ hash[:b][:e] == nil      # => true
 hash[:b][:d] == [3, 4]   # => true
 ```
 
-NOTE: Defined in `active_support/core_ext/hash/deep_dup.rb`.
+NOTE: Defined in `active_support/core_ext/object/deep_dup.rb`.
 
 ### Diffing
 
@@ -3861,4 +3861,4 @@ rescue NameError => e
 end
 ```
 
-NOTE: Defined in `active_support/core_ext/load_error.rb`.
+NOTE: Defined in `actionpack/lib/abstract_controller/helpers.rb`.