diff --git a/common/ruletypes.h b/common/ruletypes.h
index c2f11c1c3..4e9d61c7f 100644
--- a/common/ruletypes.h
+++ b/common/ruletypes.h
@@ -551,7 +551,8 @@ RULE_REAL(Aggro, TunnelVisionAggroMod, 0.75) //people not currently the top hate
 RULE_INT(Aggro, MaxScalingProcAggro, 400) // Set to -1 for no limit. Maxmimum amount of aggro that HP scaling SPA effect in a proc will add.
 RULE_INT(Aggro, IntAggroThreshold, 75) // Int <= this will aggro regardless of level difference.
 RULE_BOOL(Aggro, AllowTickPulling, false) // tick pulling is an exploit in an NPC's call for help fixed sometime in 2006 on live
-RULE_BOOL(Aggro, UseLevelAggro, true) // Level 18+ and Undead will aggro regardless of level difference. (this will disabled Rule:IntAggroThreshold if set to true)
+RULE_INT(Aggro, MinAggroLevel, 18) // For use with UseLevelAggro
+RULE_BOOL(Aggro, UseLevelAggro, true) // MinAggroLevel rule value+ and Undead will aggro regardless of level difference. (this will disabled Rule:IntAggroThreshold if set to true)
 RULE_INT(Aggro, ClientAggroCheckInterval, 6) // Interval in which clients actually check for aggro - in seconds
 RULE_REAL(Aggro, PetAttackRange, 40000.0) // max squared range /pet attack works at default is 200
 RULE_BOOL(Aggro, NPCAggroMaxDistanceEnabled, true) /* If enabled, NPC's will drop aggro beyond 600 units or what is defined at the zone level */
diff --git a/zone/aggro.cpp b/zone/aggro.cpp
index ec7f61f1a..cbdef544e 100644
--- a/zone/aggro.cpp
+++ b/zone/aggro.cpp
@@ -152,7 +152,7 @@ void NPC::DescribeAggro(Client *towho, Mob *mob, bool verbose) {
 
 	if (RuleB(Aggro, UseLevelAggro))
 	{
-		if (GetLevel() < 18 && mob->GetLevelCon(GetLevel()) == CON_GRAY && GetBodyType() != 3)
+		if (GetLevel() < RuleI(Aggro, MinAggroLevel) && mob->GetLevelCon(GetLevel()) == CON_GRAY && GetBodyType() != 3)
 		{
 			towho->Message(0, "...%s is red to me (basically)", mob->GetName(),	dist2, iAggroRange2);
 			return;
@@ -324,7 +324,7 @@ bool Mob::CheckWillAggro(Mob *mob) {
 	(
 	//old InZone check taken care of above by !mob->CastToClient()->Connected()
 	(
-		( GetLevel() >= 18 )
+		( GetLevel() >= RuleI(Aggro, MinAggroLevel))
 		||(GetBodyType() == 3)
 		||( mob->IsClient() && mob->CastToClient()->IsSitting() )
 		||( mob->GetLevelCon(GetLevel()) != CON_GRAY)