diff --git a/Changelog.md b/Changelog.md
index d70c7d4..290ce09 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -2,10 +2,10 @@
 
 [0.5.0]
 
-- Added support for tuple types
-- Added support for tuple returns from functions
-- Added support for ignoring tuple values
-- Fixed various compiler bugs
+- Added full tuple support: declarations, assignments, and returns
+- Refactored optimizer into modular passes with improved code generation
+- Enhanced peephole optimizations and pattern recognition
+- Comprehensive test coverage for edge cases and error handling
 
 [0.4.7]