diff --git a/CLAUDE.md b/CLAUDE.md
index 59ee1bc8d..d72f881b2 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -31,6 +31,12 @@ Source: `https://github.com/openjdk/jdk` (depth=1, sparse)
 - Look for: graph traversal, adjacency structures, reachability, dependency resolution
 - Identify where topology math is expressed & whether it propagates to network-level behavior
 
+## Writing Style
+
+- No em-dashes or dashes. Use commas, periods, or sentences.
+- Prefer "defect" over "bug."
+- Never say "AI", always say "machine learning."
+
 ## Orientation
 
 ```bash
@@ -137,7 +143,7 @@ git push
 
 ### Current counts (update when generator runs)
 
-**806** assigned | **806** UNDF posts | last run: 2026-03-30
+**813** assigned | **813** UNDF posts | last run: 2026-03-30
 
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