diff --git a/source/WorldServer/Combat.cpp b/source/WorldServer/Combat.cpp
index 85d799f..300fc35 100644
--- a/source/WorldServer/Combat.cpp
+++ b/source/WorldServer/Combat.cpp
@@ -31,8 +31,6 @@
 #include "Rules/Rules.h"
 #include "SpellProcess.h"
 #include "World.h"
-#include <cmath>
-#include <algorithm>
 #include <math.h>
 
 extern Classes classes;
@@ -806,18 +804,8 @@ int8 Entity::DetermineHit(Spawn* victim, int8 type, int8 damage_type, float ToHi
 		bonus += (skill->current_val+skillAddedByWeapon) / 25;
 		
 	if(is_caster_spell && lua_spell) {
-		if(lua_spell->spell->GetSpellData()->resistibility > 0) {
-			float pivot = 0.7f; // Central resistibility point (we seem to have .65 - .75 for our resistability usually)
-			float scale_factor = 2.0f; // steepness control
-
-			// Clamps to avoid extreme values
-			float resistibility = std::clamp(resistibility, 0.0f, 1.0f);
-			// Calculate marginalized resistibility
-			float marginalized_resistibility = 1.0f - exp(-scale_factor * (lua_spell->spell->GetSpellData()->resistibility - pivot));
-
-			// Adjust bonus based on marginalized resistibility
-			bonus -= marginalized_resistibility * 100.0f;
-		}
+		if(lua_spell->spell->GetSpellData()->resistibility > 0)
+			bonus -= (1.0f - lua_spell->spell->GetSpellData()->resistibility)*100.0f;
 	
 		LogWrite(COMBAT__DEBUG, 9, "Combat", "SpellResist: resistibility %f, bonus %f", lua_spell->spell->GetSpellData()->resistibility, bonus);
 		// Here we take into account Subjugation, Disruption and Ordination (debuffs)