diff --git a/docs/DOCS_WORKFLOW_COMPLETION_SUMMARY.md b/docs/DOCS_WORKFLOW_COMPLETION_SUMMARY.md
index fb199ffe..e14e0ec1 100644
--- a/docs/DOCS_WORKFLOW_COMPLETION_SUMMARY.md
+++ b/docs/DOCS_WORKFLOW_COMPLETION_SUMMARY.md
@@ -3,7 +3,15 @@
 ## Executive Summary
 **✅ WORKFLOW COMPLETED SUCCESSFULLY** - All documentation has been comprehensively updated, quality-checked, and organized. The AITBC project documentation is now in an optimal state with consistent status indicators, validated cross-references, and clean organization. Latest update: Trading Protocols implementation completion.
 
-## Latest Update: Trading Protocols Implementation Completion
+## Latest Update: Multi-Chain Wallet and Atomic Swaps Implementation Completion
+**✅ PHASE 1 CROSS-CHAIN DEVELOPMENT COMPLETED** - Successfully updated all documentation references to reflect the completion of the remaining cross-chain integration tasks including multi-chain wallet libraries and atomic swap protocol.
+
+### Updated Files:
+- **`docs/10_plan/00_nextMileston.md`**: Marked Multi-chain wallet integration and Atomic swap protocols as ✅ COMPLETE
+- **Cross-references**: Validated consistency across all documentation
+- **Technical achievements**: Reached 100% completion for Phase 1 Cross-Chain Code Development
+
+## Previous Update: Trading Protocols Implementation Completion
 **✅ TRADING PROTOCOLS DOCUMENTATION UPDATED** - Successfully updated all documentation references to reflect the completion of the comprehensive Trading Protocols implementation with advanced portfolio management, AMM, and cross-chain bridge.
 
 ### Updated Files: