diff --git a/Effects/FXB/PBREffect.fxb b/Effects/FXB/PBREffect.fxb
index 1cac37b..1747aa4 100644
Binary files a/Effects/FXB/PBREffect.fxb and b/Effects/FXB/PBREffect.fxb differ
diff --git a/Effects/HLSL/PBREffect.fx b/Effects/HLSL/PBREffect.fx
index 34ce0ec..b595bba 100644
--- a/Effects/HLSL/PBREffect.fx
+++ b/Effects/HLSL/PBREffect.fx
@@ -25,7 +25,7 @@ BEGIN_CONSTANTS
     float3 LightPositions[4]                    _ps(c4)     _cb(c4);
     float3 PositionLightColors[4]               _ps(c8)     _cb(c8);
 
-    float3 LightDirections[4]                   _ps(c12)    _cb(c12); 
+    float3 LightDirections[4]                   _ps(c12)    _cb(c12);
     float3 DirectionLightColors[4]              _ps(c16)    _cb(c16);
 
     float3 EyePosition                          _ps(c20)    _cb(c20);
@@ -57,7 +57,7 @@ struct PixelShaderInput
 PixelShaderInput main_vs(VertexShaderInput input)
 {
     PixelShaderInput output;
-   
+
     output.TexCoord = input.TexCoord;
     output.PositionWS = mul(input.Position, World).xyz;
     output.NormalWS = mul(input.Normal, (float3x3)WorldInverseTranspose).xyz;
@@ -155,14 +155,14 @@ float3 ComputeLight(
 }
 
 float4 ComputeColor(
-    float3 worldPosition, 
-    float3 worldNormal, 
-    float3 albedo, 
-    float metallic, 
+    float3 worldPosition,
+    float3 worldNormal,
+    float3 albedo,
+    float metallic,
     float roughness
 ) {
     float3 V = normalize(EyePosition - worldPosition);
-    float3 N = worldNormal;
+    float3 N = normalize(worldNormal);
 
     float3 F0 = float3(0.04, 0.04, 0.04);
     F0 = lerp(F0, albedo, metallic);
@@ -204,7 +204,7 @@ float4 None(PixelShaderInput input) : SV_TARGET0
 {
     return ComputeColor(
         input.PositionWS,
-        input.NormalWS, 
+        input.NormalWS,
         AlbedoValue,
         MetallicValue,
         RoughnessValue