diff --git a/apps/api/src/services/SecurityService.ts b/apps/api/src/services/SecurityService.ts
index 42f3671..3ef7e24 100644
--- a/apps/api/src/services/SecurityService.ts
+++ b/apps/api/src/services/SecurityService.ts
@@ -25,10 +25,10 @@ const SECURITY_THRESHOLDS = {
   BOUNCE_ALLTIME_CRITICAL: 8,
 
   // Complaint rate thresholds (spam reports)
-  COMPLAINT_7DAY_WARNING: 0.05,
-  COMPLAINT_7DAY_CRITICAL: 0.1,
-  COMPLAINT_ALLTIME_WARNING: 0.02,
-  COMPLAINT_ALLTIME_CRITICAL: 0.08,
+  COMPLAINT_7DAY_WARNING: 0.075,
+  COMPLAINT_7DAY_CRITICAL: 0.15,
+  COMPLAINT_ALLTIME_WARNING: 0.03,
+  COMPLAINT_ALLTIME_CRITICAL: 0.12,
 } as const;
 
 interface RateData {