CHANGELOG.md in ifsc-1.5.8 vs CHANGELOG.md in ifsc-1.5.9

@@ -3,10 +3,17 @@
 All notable changes to this project will be documented in this file. The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [UNRELEASED][unreleased]
 
+## [1.5.9][1.5.9]
+### Added
+- Initial support for SWIFT mappings. Only SBI and PNB branches are currently supported, and accuracy is not guaranteed. Feedback is welcome.
+
+### Changed
+- Metadata changes
+
 ## [1.5.8][1.5.8]
 ### Changed
 - Only metadata changes in this release
 - New Banks:
     - `AKKB`: Akkamahadevi Mahila Sahakari Bank Niyamit
@@ -22,10 +29,9 @@
 - [php] Returns the BANKCODE from the API instead of using the first 4 characters.
 - The large number of additions to Union Bank/Punjab National bank is due to the upcoming mergers. The existing IFSC for the merged banks are not impacted.
 
 ## [1.5.6][1.5.6]
 ### Changed
-
 - Metadata updates
 
 ## 1.5.5
 
 ### Changed