diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
index fc628e60cfab751e75ff40afe13c083d526f0a6d..8c9fe95590df63fa5556af61e758af295831377b 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
@@ -152,10 +152,10 @@ void main()
 	color.rgb = atmosLighting(color.rgb);
 
 	color.rgb = scaleSoftClip(color.rgb);
-	vec3 light_col = vec3(0,0,0);
+	col = vec3(0,0,0);
 
    #define LIGHT_LOOP(i) \
-	light_col += light_diffuse[i].rgb * calcPointLightOrSpotLight(pos.xyz, vary_norm, light_position[i], light_direction[i], light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z);
+	col += light_diffuse[i].rgb * calcPointLightOrSpotLight(pos.xyz, vary_norm, light_position[i], light_direction[i], light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z);
 
 	LIGHT_LOOP(1)
 	LIGHT_LOOP(2)
@@ -165,7 +165,7 @@ void main()
 	LIGHT_LOOP(6)
 	LIGHT_LOOP(7)
 
-	color.rgb += diff.rgb * vary_pointlight_col * light_col;
+	color.rgb += diff.rgb * vary_pointlight_col * col;
 
 	frag_color = color;
 }
diff --git a/indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl
index 42467a1b6049fe0c715054ad737824f9853fd236..e55023c384c92850bdd39e1a0bcccd66647df7a6 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl
@@ -240,10 +240,10 @@ void main()
 	color.rgb = atmosLighting(color.rgb);
 
 	color.rgb = scaleSoftClip(color.rgb);
-	vec3 light_col = vec3(0,0,0);
+	col = vec3(0,0,0);
 
   #define LIGHT_LOOP(i) \
-		light_col += light_diffuse[i].rgb * calcPointLightOrSpotLight(pos.xyz, vary_norm, light_position[i], light_direction[i], light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z);
+		col += light_diffuse[i].rgb * calcPointLightOrSpotLight(pos.xyz, vary_norm, light_position[i], light_direction[i], light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z);
 		
 	LIGHT_LOOP(1)
 	LIGHT_LOOP(2)
@@ -253,7 +253,7 @@ void main()
 	LIGHT_LOOP(6)
 	LIGHT_LOOP(7)
 
-	color.rgb += diff.rgb * vary_pointlight_col * light_col;
+	color.rgb += diff.rgb * vary_pointlight_col * col;
 
 	frag_color = color;
 }