diff --git a/changelog/2026-01.mdx b/changelog/2026-01.mdx
index f9e3eb3d..adc957c0 100644
--- a/changelog/2026-01.mdx
+++ b/changelog/2026-01.mdx
@@ -3,18 +3,30 @@ title: "January 2026"
 description: "Duel Arena, Prayer, Collision, Smithing, Website, and UI Improvements"
 ---
 
-## Week 5: January 31 - February 2
+## Week 6: February 2-6
+
+### Ammunition Manifest Update
+
+*Merged: February 6, 2026*
+
+Updated ammunition manifest with comprehensive arrow definitions:
+
+- **Arrow Types**: Bronze, iron, steel, mithril, adamant, and rune arrows
+- **Base Arrows**: Headless arrows and arrow shafts for fletching
+- **Manifest**: `manifests/ammunition.json` with complete arrow specifications
+- **Integration**: Full support for ranged combat system
+
+---
 
 ### Bones and Coins Models
 
 *Merged: February 2, 2026*
 
-Added 3D models for bones and coin piles:
+Added essential item models for prayer and economy systems:
 
-- **Bones Model**: New `bones.glb` model for bone drops from NPCs
-- **Coin Pile Model**: New `coin-pile.glb` model for visual coin stack representation
-- **Model Paths**: `models/bones/bones.glb`, `models/coin-pile/coin-pile.glb`
-- **Integration**: Enhanced loot system with proper 3D representations
+- **Bones Model**: New `models/bones/bones.glb` for prayer training
+- **Coin Pile Model**: New `models/coin-pile/coin-pile.glb` for ground loot visualization
+- **Integration**: Bones drop from NPCs for prayer XP, coin piles display dropped gold
 
 ---