diff --git a/src/renderers/webgl/WebGLPrograms.js b/src/renderers/webgl/WebGLPrograms.js
index 211798c66a93d1a9d9b3b33348addeccc31f542b..46aa013f950397b99d3f06ad16abe56c35b79467 100644
--- a/src/renderers/webgl/WebGLPrograms.js
+++ b/src/renderers/webgl/WebGLPrograms.js
@@ -77,8 +77,6 @@ THREE.WebGLPrograms = function ( renderer, capabilities ) {
 
 			var light = lights[ l ];
 
-			if ( light.visible === false ) continue;
-
 			if ( light instanceof THREE.DirectionalLight ) dirLights ++;
 			if ( light instanceof THREE.PointLight ) pointLights ++;
 			if ( light instanceof THREE.SpotLight ) spotLights ++;
@@ -99,7 +97,7 @@ THREE.WebGLPrograms = function ( renderer, capabilities ) {
 
 			var light = lights[ l ];
 
-			if ( ! light.castShadow ) continue;
+			if ( light.castShadow === false ) continue;
 
 			if ( light instanceof THREE.SpotLight || light instanceof THREE.DirectionalLight ) maxShadows ++;
 			if ( light instanceof THREE.PointLight ) {