diff --git a/src/renderers/shaders/ShaderLib/cube_frag.glsl b/src/renderers/shaders/ShaderLib/cube_frag.glsl
index 70c5468619c1673b7e8898877c6770b12ffee026..e87d9a3e5982c3cf682956889630d6b5d355bda0 100644
--- a/src/renderers/shaders/ShaderLib/cube_frag.glsl
+++ b/src/renderers/shaders/ShaderLib/cube_frag.glsl
@@ -8,7 +8,7 @@ void main() {
 
 	vec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );
 
-	gl_FragColor = envMapTexelToLinear( texColor );
+	gl_FragColor = mapTexelToLinear( texColor );
 	gl_FragColor.a *= opacity;
 
 	#include <tonemapping_fragment>
diff --git a/src/renderers/webgl/WebGLBackground.js b/src/renderers/webgl/WebGLBackground.js
index 7c5cc877b0843d28d651cc776c4f0f08f296d0bd..ed8335c1455ee6ff7b3230e793cc3d201456f67b 100644
--- a/src/renderers/webgl/WebGLBackground.js
+++ b/src/renderers/webgl/WebGLBackground.js
@@ -68,7 +68,7 @@ function WebGLBackground( renderer, state, objects, premultipliedAlpha ) {
 				};
 
 				// enable code injection for non-built-in material
-				Object.defineProperty( boxMesh.material, 'envMap', {
+				Object.defineProperty( boxMesh.material, 'map', {
 
 					get: function () {