diff --git a/engine/src/core-effects/Common/MatDefs/Post/LightScattering.frag b/engine/src/core-effects/Common/MatDefs/Post/LightScattering.frag
index 7e1c542f0..bc85142e0 100644
--- a/engine/src/core-effects/Common/MatDefs/Post/LightScattering.frag
+++ b/engine/src/core-effects/Common/MatDefs/Post/LightScattering.frag
@@ -29,7 +29,8 @@ void main(void)
         res /= m_NbSamples;
 
         //Blend the original color with the averaged pixels
-        gl_FragColor =mix( colorRes, res, m_LightDensity);
+        float mean = (res.r + res.g + res.b)/3;
+        fragColor =mix(colorRes ,mix( colorRes, res, m_LightDensity),mean);   
     }else{
         gl_FragColor= texture2D(m_Texture,texCoord);
     }
diff --git a/engine/src/core-effects/Common/MatDefs/Post/LightScattering15.frag b/engine/src/core-effects/Common/MatDefs/Post/LightScattering15.frag
index bf72fd9d5..57547ea1a 100644
--- a/engine/src/core-effects/Common/MatDefs/Post/LightScattering15.frag
+++ b/engine/src/core-effects/Common/MatDefs/Post/LightScattering15.frag
@@ -28,12 +28,13 @@ void main(void)
             scaledCoord=texCoo*scale + m_LightPosition.xy;            
             if(fetchTextureSample(m_DepthTexture, scaledCoord,0).r==1.0){
                 res += fetchTextureSample(m_Texture,scaledCoord,0);
+                }
             }
-        }
         res /= m_NbSamples;
-
+        
         //Blend the original color with the averaged pixels
-        fragColor = mix( colorRes, res, m_LightDensity);
+        float mean = (res.r + res.g + res.b)/3;
+        fragColor =mix(colorRes ,mix( colorRes, res, m_LightDensity),mean);        
     }else{
         fragColor = getColor(m_Texture,texCoord);
     }