diff --git a/skills/postgres-best-practices/AGENTS.md b/skills/postgres-best-practices/AGENTS.md
index 82b91bf..8a28258 100644
--- a/skills/postgres-best-practices/AGENTS.md
+++ b/skills/postgres-best-practices/AGENTS.md
@@ -951,7 +951,7 @@ Reference: https://supabase.com/blog/postgres-roles-and-privileges
 
 ### 5.2 Enable Row Level Security for Multi-Tenant Data
 
-**Impact: MEDIUM-HIGH (Database-enforced tenant isolation, prevent data leaks)**
+**Impact: CRITICAL (Database-enforced tenant isolation, prevent data leaks)**
 
 Row Level Security (RLS) enforces data access at the database level, ensuring users only see their own data.
 
diff --git a/skills/postgres-best-practices/rules/security-rls-basics.md b/skills/postgres-best-practices/rules/security-rls-basics.md
index 216e1bc..c61e1a8 100644
--- a/skills/postgres-best-practices/rules/security-rls-basics.md
+++ b/skills/postgres-best-practices/rules/security-rls-basics.md
@@ -1,6 +1,6 @@
 ---
 title: Enable Row Level Security for Multi-Tenant Data
-impact: MEDIUM-HIGH
+impact: CRITICAL
 impactDescription: Database-enforced tenant isolation, prevent data leaks
 tags: rls, row-level-security, multi-tenant, security
 ---