diff --git a/CHANGELOG.md b/CHANGELOG.md
index 10b929cd74..b42ea7b892 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,11 @@
 
 ## master (unreleased)
 
+### Bug fixes
+
+* [#478](https://github.com/rubocop/rubocop-performance/pull/478): Fix `Performance/RedundantStringChars` cop error in case of implicit receiver. ([@viralpraxis][])
+* [#480](https://github.com/rubocop/rubocop-performance/pull/480): Fix `Performance/Squeeze` cop error on frozen AST string node value. ([@viralpraxis][])
+
 ## 1.23.0 (2024-11-14)
 
 ### New features
diff --git a/changelog/fix_performance_redundant_string_chars_cop_error_in_case_of_implicit_receiver.md b/changelog/fix_performance_redundant_string_chars_cop_error_in_case_of_implicit_receiver.md
deleted file mode 100644
index 2697173959..0000000000
--- a/changelog/fix_performance_redundant_string_chars_cop_error_in_case_of_implicit_receiver.md
+++ /dev/null
@@ -1 +0,0 @@
-* [#478](https://github.com/rubocop/rubocop-performance/pull/478): Fix `Performance/RedundantStringChars` cop error in case of implicit receiver. ([@viralpraxis][])
diff --git a/changelog/fix_performance_squeeze_cop_error_on_frozen_ast_string_node_value.md b/changelog/fix_performance_squeeze_cop_error_on_frozen_ast_string_node_value.md
deleted file mode 100644
index 491548f931..0000000000
--- a/changelog/fix_performance_squeeze_cop_error_on_frozen_ast_string_node_value.md
+++ /dev/null
@@ -1 +0,0 @@
-* [#480](https://github.com/rubocop/rubocop-performance/pull/480): Fix `Performance/Squeeze` cop error on frozen AST string node value. ([@viralpraxis][])