diff --git a/commands/config-audit.md b/commands/config-audit.md
index b699f04..971da1e 100644
--- a/commands/config-audit.md
+++ b/commands/config-audit.md
@@ -1,7 +1,7 @@
 ---
 name: config-audit
 description: Claude Code Configuration Intelligence - audit, analyze, and optimize your configuration
-argument-hint: "[posture|tokens|manifest|feature-gap|optimize|fix|rollback|plan|implement|help|discover|analyze|interview|drift|plugin-health|whats-active|campaign|status|cleanup]"
+argument-hint: "[posture|tokens|manifest|feature-gap|optimize|fix|rollback|plan|implement|help|discover|analyze|interview|drift|plugin-health|whats-active|campaign|knowledge-refresh|status|cleanup]"
 allowed-tools: Read, Write, Glob, Grep, Bash, Agent, AskUserQuestion
 model: opus
 ---
@@ -30,6 +30,7 @@ If a subcommand is provided, route to it:
 - `plugin-health` → `/config-audit:plugin-health`
 - `whats-active` → `/config-audit:whats-active`
 - `campaign` → `/config-audit:campaign`
+- `knowledge-refresh` → `/config-audit:knowledge-refresh`
 - `status` → `/config-audit:status`
 - `cleanup` → `/config-audit:cleanup`
 
diff --git a/commands/help.md b/commands/help.md
index 5e88745..68303a0 100644
--- a/commands/help.md
+++ b/commands/help.md
@@ -55,6 +55,7 @@ if echo "$ARGUMENTS" | grep -q -- "--raw"; then RAW_FLAG="--raw"; fi
 | `/config-audit plugin-health` | Audit plugin structure and the metadata block at the top of each command/agent file |
 | `/config-audit whats-active` | Show active plugins/skills/MCP/hooks/CLAUDE.md with token estimates |
 | `/config-audit campaign` | Track a machine-wide audit campaign across repos — per-repo status + roll-up, resumable across sessions (human-approved writes) |
+| `/config-audit knowledge-refresh` | Keep the built-in best-practices knowledge current — flags guidance that's gone stale and checks sources for updates (changes need your approval) |
 
 ### Utility