diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7ae4cc7..3ee8b24 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,51 @@
 # Changelog
 
+## 0.1.8
+
+> Added
+
+- **INTRA Payment Support**: Full support for European inter-bank transfers
+  - BIC/SWIFT code support for INTRA hostname
+  - Dynamic account number type (int for ACH, String for INTRA)
+  - Support for alphanumeric account numbers (e.g., hexadecimal addresses)
+  - Comprehensive test coverage for INTRA payments
+
+> Changed
+
+- Updated `accountNumber` property to support both ACH (int) and INTRA (String) payments
+- Updated `BIC` property to support `intra` hostname alongside `bic` and `iban`
+- Updated `PaytoJson` model to support dynamic account numbers
+
+## 0.1.7
+
+> Added
+
+- **Language/Locale Support**: Strict validation and case preservation
+  - Regex-based validation: `/^[a-z]{2}(-[a-z]{2}|-[A-Z]{2})?$/`
+  - Case preservation (no automatic normalization)
+  - Valid formats: `en`, `en-us`, `en-US`
+  - Invalid formats: `EN`, `En-Us`, `en-Us`, `EN-US` (validates strict format)
+- **Mode Parameter**: Payment mode specification
+  - Support for `mode` query parameter (e.g., 'qr', 'nfc', 'card')
+  - Automatic lowercase normalization on getter
+  - JSON serialization support
+- **Enhanced Geographic Coordinates**: High-precision support
+  - Increased precision from 6 to 9 decimal places
+  - Sub-millimeter accuracy for geographic applications
+  - Support for coordinates with 1-9 decimal places
+
+> Changed
+
+- Language validation now uses strict regex pattern
+- Language values preserve original case (no lowercasing)
+- Geographic coordinate regex updated to support 9 decimal places
+
+> Fixed
+
+- Improved validation error messages for language codes
+- Fixed color property getters/setters
+- Updated JSON object conversion to include all new properties
+
 ## 0.1.1
 
 - Updated pubspec.yaml
@@ -9,7 +55,7 @@
 
 Initial release of Flutter PaytoRL 🎉
 
-### Features
+> Features
 
 - 🎯 Full Dart/Flutter implementation of PaytoRL
 - 🔄 Conversion from TypeScript to Flutter
@@ -17,7 +63,7 @@ Initial release of Flutter PaytoRL 🎉
 - 🧪 Comprehensive test coverage
 - 📚 Complete API documentation
 
-### Added
+> Added
 
 - Core `Payto` class implementation
 - Payment URL parsing and manipulation
@@ -33,7 +79,7 @@ Initial release of Flutter PaytoRL 🎉
 - Platform-specific implementations
 - Example Flutter application
 
-### Developer Experience
+> Developer Experience
 
 - Zero external dependencies
 - Tree-shaking support
@@ -42,7 +88,7 @@ Initial release of Flutter PaytoRL 🎉
 - Detailed API documentation
 - Example usage in README
 
-### Documentation
+> Documentation
 
 - Full API reference
 - Usage examples
diff --git a/pubspec.yaml b/pubspec.yaml
index ff02f29..d057894 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: flutter_paytorl
 description: A Flutter library for handling Payto Resource Locators (PRLs). Based on the URL API and provides additional functionality for managing PRLs.
-version: 0.1.7
+version: 0.1.8
 homepage: https://github.com/bchainhub/flutter_paytorl
 repository: https://github.com/bchainhub/flutter_paytorl
 documentation: https://github.com/bchainhub/flutter_paytorl#readme