diff --git a/changelog.txt b/changelog.txt
index 8d4485765..f59ae6a35 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -7,6 +7,7 @@ Kayen: Fixed SE_SpellProcChance - Now works on spell dervived procs
 cavedude: Added two new NPC special_abilities. ALWAYS_FLEE, which forces the NPC to always flee ignoring FleeIfNotAlone and FLEE_PERCENT which allows you to change the HP an individual NPC will flee at. If no value is set, the rule is used as normal.
 cavedude: Fixed an issue where rectangular roamboxes could cause an NPC to get stuck on a single coord. 
 cavedude: Added a new roambox column, mindelay allowing you to have more control over the roambox delay.
+Uleat: Fix for 'sqrt' failure on vs2010 clients
 
 Required SQL: utils/sql/git/required/2014_02_26_roambox_update.sql
 
diff --git a/zone/spell_effects.cpp b/zone/spell_effects.cpp
index bdc3bbc68..bd584ea6e 100644
--- a/zone/spell_effects.cpp
+++ b/zone/spell_effects.cpp
@@ -3419,13 +3419,11 @@ void Mob::DoBuffTic(uint16 spell_id, int slot, uint32 ticsremaining, uint8 caste
 			{
 				if (spellbonuses.DistanceRemoval){
 
-					int distance =	sqrt(
-									((int(GetX()) - buffs[slot].caston_x) * (int(GetX()) - buffs[slot].caston_x)) + 
-									((int(GetY()) - buffs[slot].caston_y) *  (int(GetY()) - buffs[slot].caston_y)) +
-									((int(GetZ()) - buffs[slot].caston_z) * (int(GetZ()) - buffs[slot].caston_z)) 
-									);
+					int distance =	((int(GetX()) - buffs[slot].caston_x) * (int(GetX()) - buffs[slot].caston_x)) + 
+									((int(GetY()) - buffs[slot].caston_y) * (int(GetY()) - buffs[slot].caston_y)) +
+									((int(GetZ()) - buffs[slot].caston_z) * (int(GetZ()) - buffs[slot].caston_z));
 
-					if (distance > spells[spell_id].base[i]){
+					if (distance > (spells[spell_id].base[i] * spells[spell_id].base[i])){
 
 						if(!TryFadeEffect(slot))
 							BuffFadeBySlot(slot , true);