diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl
index 9f049cb8fb9429e8c291e07b9eec438312aae278..9c42b84ecac61503494deebe12c49f1c35a3e6be 100644
--- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl
+++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl
@@ -37,7 +37,7 @@ uniform int no_atmo;
 
 vec3 atmosAmbient()
 {
-    if (no_atmo == 1) return vec3(0.66);
+    if (no_atmo == 1) return vec3(0.16);
     return getAmblitColor();
 }
 
diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl
index 2de708d94b36cd65f9b49b6946a3b0ec7266b338..f9d2a36818235c379922c6ab029de55ec6c535c0 100644
--- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl
+++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl
@@ -36,7 +36,7 @@ vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten)
 {
     if (no_atmo == 1)
     {
-        return light;
+        return light * 2.0;
     }
     light *= atten.r;
     light += additive;