diff --git a/zone/merc.cpp b/zone/merc.cpp
index e50cb04c5..abbb481e4 100644
--- a/zone/merc.cpp
+++ b/zone/merc.cpp
@@ -1480,7 +1480,7 @@ void Merc::AI_Process() {
 			if(IsMercCasterCombatRange(GetTarget()))
 				atCombatRange = true;
 		}
-		else if(DistNoRoot(*GetTarget()) <= meleeDistance) {
+		else if(ComparativeDistance(m_Position, GetTarget()->GetPosition()) <= meleeDistance) {
 			atCombatRange = true;
 		}