diff --git a/features/Inverse Square Lighting/Shaders/InverseSquareLighting/InverseSquareLighting.hlsli b/features/Inverse Square Lighting/Shaders/InverseSquareLighting/InverseSquareLighting.hlsli
index db8339fb17..2c20772b69 100644
--- a/features/Inverse Square Lighting/Shaders/InverseSquareLighting/InverseSquareLighting.hlsli	
+++ b/features/Inverse Square Lighting/Shaders/InverseSquareLighting/InverseSquareLighting.hlsli	
@@ -12,7 +12,7 @@ namespace InverseSquareLighting
 		float isEnabled = 1.0f - float((light.lightFlags & LightLimitFix::LightFlags::Disabled) != 0);
 		float isInvSq = float((light.lightFlags & LightLimitFix::LightFlags::InverseSquare) != 0);
 
-		float invSq = SCALED_UNITS_SQ * rcp(distance * distance + SCALED_UNITS_SQ * light.size * light.size / 2.0f);
+		float invSq = SCALED_UNITS_SQ * rcp(distance * distance + light.sizeBias);
 		float t = saturate((light.radius - distance) * light.fadeZone);
 		float fastSmoothstep = t * t * (3.0f - 2.0f * t);
 		invSq *= fastSmoothstep;
diff --git a/features/Light Limit Fix/Shaders/LightLimitFix/Common.hlsli b/features/Light Limit Fix/Shaders/LightLimitFix/Common.hlsli
index 0432665d9c..1119a83d50 100644
--- a/features/Light Limit Fix/Shaders/LightLimitFix/Common.hlsli	
+++ b/features/Light Limit Fix/Shaders/LightLimitFix/Common.hlsli	
@@ -38,7 +38,7 @@ struct Light
 	float radius;
 	float invRadius;
 	float fadeZone;
-	float size;
+	float sizeBias;
 	float4 positionWS[2];
 	float4 positionVS[2];
 	uint4 roomFlags;
diff --git a/src/Features/InverseSquareLighting.cpp b/src/Features/InverseSquareLighting.cpp
index c8d413b3f2..2dcb65965f 100644
--- a/src/Features/InverseSquareLighting.cpp
+++ b/src/Features/InverseSquareLighting.cpp
@@ -63,7 +63,7 @@ void InverseSquareLighting::ProcessLight(LightLimitFix::LightData& light, RE::BS
 		runtimeData->radius = light.radius;
 		light.invRadius = 1.f / light.radius;
 		light.fadeZone = 1.f / (light.radius * std::clamp(FadeZoneBase * light.invRadius, 0.f, 1.f));
-		light.size = runtimeData->size;
+		light.sizeBias = ScaledUnitsSq * runtimeData->size * runtimeData->size * 0.5f;
 		light.color /= std::max(0.001f, std::max(light.color.x, std::max(light.color.y, light.color.z)));
 		light.color *= intensity;
 		light.fade = intensity;
diff --git a/src/Features/LightLimitFix.h b/src/Features/LightLimitFix.h
index 6049a1ecb4..ab0cbb266b 100644
--- a/src/Features/LightLimitFix.h
+++ b/src/Features/LightLimitFix.h
@@ -53,7 +53,7 @@ struct LightLimitFix : Feature
 		float radius;
 		float invRadius;
 		float fadeZone;
-		float size;
+		float sizeBias;
 		PositionOpt positionWS[2];
 		PositionOpt positionVS[2];
 		uint128_t roomFlags = uint32_t(0);